Hot cothode oscillator ..............................580, 676

Hot cathode phase inverter ..............................116

Hum, audio ......................................................142

Hysteresis loop - loss ..................................36, 38

I-f olignmenf .............................................148, 235

Amplifier ................................................210

Band-width graph ..................................534

Filter, lattice ............................................579

Noise limiter ..........................................227

Pass-band ................................................219

Rejection notch .......................................222

Shape foctor ..........................................219

Tuned circuit ..........................................218

Ignition noise ....................................................528

Images-image intereference-rotio 211, 213, 385

Impedance ....................................................46, 47

Antenna ..................................................408

Complex ....................................................51

Coupling -........................................56, 113

match, oudio ..........................................127

reflected ............................................56, 63

Resonant ....................................................54

Screen circuit ..........................................289

Surge ......................................................424

Tonk circuit ..............................................262

Transformation ..........................................63

transistor ..................................................97

Transmission line ....................................421

Triangle ....................................................48

Incident voltage ................................................732

Indicator, Antennoscope ....................................738

Indicator, selsyn ................................................514

Indicator - stonding wove - twin-lamp 731, 735

Induced current ....................................................42

Inductance ..........................................................37

Capacitor ................................................359

Cathode lead ..........................................122

Critical ....................................................686

Lead - Magnetic - Mutual ............81, 37

Porallel - series ......................................38

Resistor ....................................................357

Screen lead ............................................257

Induction, def. of -----...........................................42

Inductive reactance .............................................46

Inductive coupling...........................................271

Inductive tuning -.............................................617

Inductor input filter ..........................................687

Inductor, iron core ..............................................38

Inductor, time constont ...............................-------40

Infinite impedance detector ..............................224

Initial condition voltage .................................203

Injection voltage ..............................................213

Input loading ..................................------..........122

Input resistance ................................107, 216, 276

Insertion loss, filter ..........................................64

Instability, R-F amplifier..................................615

Instability, static --.........................................U7

Insulation, VHF ..................................................479

Insulotor, def. of ..........................................22, 23

Integration, electronic ......................................198

Integrator (RC) ..................................................59

Interelectrode copocitonce ..................................76

Interference - Broodcast ................................379

Harmonic ................................................373

Hi-fi- image - TV ..............386,385,371

Interlock, power ............................... ..............395

Intermodulation distortion ..................................136

Intermodulation test ..........................................145

Internal resistance ..............................................25

International Morse Code ....................................15

Interruption frequency.....................................209

Interstage coupling ...... -..................270, 619, 665

Intrinsic semi-conductor ....................................--91

Inverse current - Voltage ..................................693

Inverter, phase - voltoge divider ....115, 116, 117

Ion, def, of - positive.................................22, 87

Ionosphere, absorption ......................................13

Ionospheric loyers - propagation ..........417, 416

IR drop .................-......-..................-................24

Iron vone meter ................................................723

Isotropic radiator ..............................................410

Jitter .-......................................................154, 188

Johnson Q-feed system .....-..............................446

J operotor ....................................-.................47

Joule, def. of ................................................30, 37

Junction, transistor ..............................................93

К

к, dielectric constant ..........................................32

Key clicks ..........................................................396

Keying - blocked grid .............................-----398

Cothode circuit ......................................397

Differential ..............................................400

Frequency shift ......................................326

screen grid ..............................................399

Sequence ................................................677

Tronsmitter .............................................-395

Kilocycle .........,....................................................42

Kinescope tube .................-................................84

Kirchhoffs Laws ..................................................28

Klystron - reflex ..........................................81, 82

Lamb noise limiter .................-----......................227

Layout, chassis ............................... ..............726

Lazy-H antenno ................................................468

L/C ratio ............................................................56

Leod inductonce ..................................................81

Leakoge, capacitor ............................................34

Leakage reoctance ......................................-.....63

Left-hand rule ....................................-...............35

Length, antenna ................................................405

L-section filter ............-.......................................64

Licenses, omateur ..............................................1 2

Limiter, audio ..................................................228

Limiter, diode ...........-........................................151

Limiter, F-M ......................................................324

Limiter, full-wave ..............................................230

Limiter, grid ......................................................153

Limiter, noise -...................................................227

Limiter, series diode ..........................................185

Limiter, TNS ......................................................230

Limiting circuit....................................151, 152, 185

Limiting, grid ............-......................... .............187

Line, delay ......................................................204

Line filter ........................................................227

Line regulation ........................................-.........388

Line, Slotted ......................................................730

Linear amplifier ................................................286

4CX-1000A .......-....................................641

Class В ....................................................129

* SSB....................-..............-.............-620, 624

Tuning ..................................-.............287

Linear matching transformer ..............................446

Linearity tracer ................................................151

Link circuit .........-..............................................61 1

Link coupling - antenna ..........................272, 452

Lissajous figures .................................-............144

Litz, wire ............................................................54

L-network design ..............................................265

Load line ..........................................-.................74

Lood line, transistor ..........................................99

Load resistance amplifier ..................................119

Looded-Q ............................................................57

Loftin-White omplifier ......................................118

Long-wire ontenno ............................................461

Loop feedbock ..................................................158

Loran, band ........................................................12

Loudness control, audio ......................................140

Loudspeoker - def. of - response ........139, 140

Low-frequency porosities ..................................366

Low-poss TVI filter ............................................376

Mogic eye tube............................................88, 226

Magnetic - Air gap ..........................................38

Circuit - field - flux ..........................35

eddy current ..............................................38

hysteresis loss ..........................................38

induction ..................................................37

left hand rule ..........................................35

Permeobility - reluctonce - saturation ..36

Mognetism - residual ..................................35, 37

Magnetomotive force (M. M. F.) ......................36

Magnetron ..........................................................83

Magnitude, scalar ..............................................48

Majority carrier ..................................................93

Marconi antenna ......................408, 432, 434, 438

Most, A-frame ..................................................448

Matching stub, antenna ............................445, 503

Matching systems ontenna ................................442

Motching tronsformer ......................................429

Mathematics, radio ..........................................742

Maximum usoble frequency ........................13, 417

Maxwell, def. of ..............................................36

M-derived filter ..................................................64

Measurements - Antenna ..............................730

Bridge ....................................................728

Circuit constonts ....................................727

Current - voltage ........................721, 723

Frequency ..............................................729

Porollel wire line ....................................735

Power..............................................721, 725

Transmission line ............................730, 734

Mechanicol filter ..............................................222

Mechanical filter odopter - S.S.B...........535, 590

Megacycle ............................................................42

Megohm ..............................................................24

Memory circuit ................................................204

Mercury vopor rectifier .......................-............694

Meteor bursts ....................................................420

Meter, dArsonval ..............................................721

Meter, iron vane ..............................................723

Meter, multi-range ..........................................722

Meter, rectifier ..................................................724

Meter, thermocouple ................................724, 726

Mho, def. of ......................................................74

Mica dielectric ....................................................32

Microfarad ........................................................30

Microhenry ..........................................................37

Micro-ohm ..........................................................23

Middle С............................................................134

Miller effect......................................107, 1 12, 220

Miller feedback - oscillator ................199, 247

Milliammeter ....................................................721

Millihenry, def. of ..............................................37

Mixer - circuits ..............................................212

Diode ........................................................80

Noise ......................................................212

Products, SSB - spurious ..............341, 343

SSB ........................................................340

Stage ......................................................211

Transistor ................................................100

Triode ....................................................213

Tube ........................................................79

Mobile - Amplifier, SSB ..................................620

Antenna coupling ............................520, 524

Control circuit ..........................................525

Dynamotor ..............................................526

Equipment construction - design ....524, 515

Filament regulator ..................................552

Filter circuits ..........................................518

Noise limiter ..........................................516

Noise sources ..........................................529

Power supply ..........................521, 697, 519

Supply, three-phase ................................620

Mode of resonance............................................232

Modulotion ........................................................239

Amplitude ......................................282, 647

Automatic control ....................................648

Bandwidth ..............................................283

Cothode ..................................................297

Class В ....................................................294

Constant efficiency ................................286

Distortion ................................................307

Frequency ................................................312

Grid ................................................252, 288

Heising ....................................................294

Index, F-M ..............................................314

Pattern, oscilloscope ................................146

Percentage ..............................................284

Phose ..............................................315, 319

Plate ......................................251, 293, 295

Screen ......................................................288

Suppressor ..............................................292

Transformer ........................................295

Variable efficiency ..................................285

Velocity ....................................................81

Modulator - Adjustment ................................654

Balanced - S.S.B.................331, 338, 343

Bias-shift..................................................307

Cathode follower ....................................290

Class В ....................................................125

Construction ............................................650

Crosby ....................................................590

Diode ......................................................332

Motching - impedance match ......125, 127

Reactance tube ........................................315

SSB ..........................................................340

Tetrode ..................................................647

Zero bias ................................................662

Molecule ..............................................................21

Monitor oscilloscope ..........................................147

Morse Code ........................................................15

Mu factor (m) ....................................................78

Multee ontenna ................................................440

Multi-bond ontenno ..................................436, 514

Multiplication, electronic ..................................198

Multiplier, frequency ........................................258

Multiplier resistor ..............................................722

Multi-range meters ............................................722

Multivibrator - circuits ................. .102, 154, 188

Multivibrator, free running ................................155

Multi-wire doublet ..................................429, 442

Music, def. of ................................-...................134

Music systems - scale ..............................138, 1 35

Mutual conductance ............................................73

Mutuol coupling ................................................218

Mutual coupling, onfennos ................................475

Mutual inductonce..............................................37

Mycalex, dielectric ..............................................32

Narrow-bond F-M ..............................................315

NBS bridge-T oscillator ......................................192

Negative feedback loop ....................................140

Negative peak clipping ....................................648

Negative screen current ..................................641

Networks, L and Pi ............................................265

Network, phasing ........................................ .....570

Neutralization - Amplifier ..............................252

Capacitance -----.......................................107

Capacitor, VHF ........................................672

Grid ........................................................253

Procedure ................................................279

R-F ..........................................................276

R-F amplifier ..................................616, 639

Shunt ......................................................254

Test ........................................................278

Transistor ................................................100

Neutrolizing procedure ....................................255

N1 (ampere turns) ..............................................62

Noise - Factor .......------.....-.............................1 22

Check, mobile........................................528

Generator, silicon crystol ..........................740

Limiters - mobile .............-..........227, 516

Mixer ......-.....-.........................................212

Regulator - sources ..............................528

Suppression ..................................227, 527

Thermol ogitation ...............................188

Voltage ..........................................-.......121

Wow and flutter ....................................135

Nomenclature, component ................................530

Nonconductor ......................................................22

Nondirectional VHF antenna ..............................482

Non-linear distortion ..........................................135

Nan-lineor function ..........................................202

Non-resonant transmission line ..........................421

Nonsinusoidal wave -----..................- -..............58

N-P-N transistor .........................................-........92

Octave, def. of ..................................................135

Oersted, def. of ..................................................36

Ohm - Ohms Low ....................................23, 24

Ohmmeter, low range.......................................723

Ohms Law (o.e.) .--...........................................45

Ohms Law (complex quantities) ........................49

Ohms Law for magnetic circuit ............................36

Ohms Low (resonont circuit) ...........................54

Ohms-per-volt ....................................................722

Omega, def. of .............................................. .....44

One-shot multivibrator ......................................189

On-off circuits .............................................-195

Open wire line .............................................-421

Operating desk, construction of ........................724

Operational amplifier ........................................199

Orbital electron ..................................................21

Oscillation, parasitic ............-.........279, 365, 616

Oscillator - Beat ............................................224

Blocking .....................102, 155, 156, 189

Bridge-T ..................................................192

Circuits ...................................................-250

Clapp - Colpitts ....................................241

Code practice ............................................19

Crystal ....................................................244

Dynatron ................................................242

e. c. о.....................................................241

Franklin ..................................................243

Free running ..........................................141

Harmonic ................................................247

Hartley ......................-................ ............240

High stability ..........................................604

Hot cothode ...............-..................580, 676

Keying...................................................249

Miller ......................................................247

NBS brldge-T -........................................192

Overtone ................................................249

Phase shift ....................................157, 191

Pierce ......................................................247

RC............................................................157

Oscillotor - Reloxotion ....................................102

t.p.t.g.....................................................241

Transistor ................................................Ю!

Tronsistron ..............................................243

V.F.O.......................................................244

Wien-bridge ..................................157, 191

Oscilloscope ........... ..........................................138

Circuit ...........-...........-..............................112

Linearity tracer ........................................151

Lissajous figures ............... .....-................144

Modulation pottern-phase patterns 146, 145

Monitor ................-.........................147, 149

Sidebond meosurements ..........................150

Trapezoidal pottern-wave pattern 146, 148

Output, peak power ..........................................124

Overlooding, TV receiver ................................-371

Overtone crystals ..............................................249

Overtone, music --..............................................135

Oxide filament ............................................67, 69

Paper dielectric ..................................................32

ParoHel circuit - resistance --..............................25

Diode limiter..........................................186

Feed ........................................................273

Resonance...........................................54

Wire line measurements ..........................735

Parositic ontenna, design chort ........................498

Antenno, VHF ..........................................488

Beom design ..........................................494

Check for .............................-.................368

Coupling ..................................................364

Element, antenna .........................-..........497

Oscillation ..............................279, 365, 616

Resonance ..............................................364

Pass bond, l-F ..................................................219

Poss band, mechanical filter ..............................223

Pass bond, SSB filters .......................-................336

Patterns, ontenna ....................................404, 460

PE-103 dynamotor.........-------............................526

Peok amplifier current .......................-................125

Peok current (o.e.) ....................................... ......45

Peak envelope power, SSB ..................... ..........327

Peok limiter ......................................................185

Peok noise limiter ................................... ..........227

Peak power output ........................... ................124

Peoked wave.....................................................59

Pentode amplifier .........................................-120

Pentode tube ......................................................77

Period, sound ....................................................134

Permeability.......................................................36

Phantom signal ..................................................382

Phase - ongle (o.e.) ................................. ......46

Angle - difference ..........-...........146, 145

Distortion ..................................-.....109, 135

Inverter ....................................................115

Modulation ....................................315, 319

Shift, clipping ...............................-..........301

Shift, feedback ........................................193

Shift, oscillator ..................-...........157, 191

Phasing, antenno ..............................................466

Phasing generotor, SSB ......................................337

Phasing networks, oudio ....................................338

Phosing network, SSB ........................................570

Phonograph reproduction ..................................136

Photoelectric emission ..........................................67

Pickups..............................................................137

Pickup, spurious ................................................384

Pierce oscillator ................................................247

Pi-network amplifier ..........................................617

Pi-network cliart - design ....................267, 265

Pi-network coupling ..........................................453

Pilot carrier, SSB ................................................327

Pitch, sound ......................................................134

Plate current flow ............................................259

Plate detector....................................................224

Plate efficiency amplifier..................................129

Plate modulation ......................................251, 293

Plate resistance ............................................73, 74

P-N-P transistor ........................................-.......-.91

Point contact transistor ........................................92

Polar notation .................................................. -48

Polarization, antenna - VHF ....................404, 479

Polyphase rectifier ............................................693

Potential difference ..............................................22

Potential, electrode ............................................106

Potential energy ..................................................30

Power amplifier design .............-........................610

Power amplifier triode ......................................118

Power, gain ........................................................94

Power gain antenna ..........................................405

Power gain SSB ..................................................328

Power measurement .....-............................721, 725

Power interlock ................................................395

Power-line filter ................................................227

Power loss, VHF ..................-.............................663

Power, resistive ..................................................29

Power supplies ..................................................684

A.C.-D.C.................-.......-.........................694

Mobile ....................................................697

Oscilloscope ............................................141

Regulated ................................................711

Screen .....................-................................269

Selenium .................-................................561

Three-phose..................................521, 620

Transistorized ..........................................703

V.F.O......................-................................604

Voltage multiplier ...........-......-...............695

Power system, primary ......................................387

Power transformer..............................................709

Power transistor..................................................99

Powerstat auto-transformer ................................390

Preamplifier, hi-fi ..............................................138

Pre-emphasis, recording ....................................137

Preselector ........................................ ...............214

Primary transformer ............................................61

Printed circuit amplifier ......................................575

Probe, R.F, (v.t.v.m.) ..........-......-........-.............133

Product detector ...................................... .352, 237

Propagation ..............................................413-420

Pulsating alternating current ..............................45

Pulse-repetition frequency .....................103, 190

Push-pull omplifier ..................................612, 121

Push-pull tetrode amplifier ................................644

Push-pull transformer ........................................113

Push-pull tripler - doubler ..............................260

Push-to-talk circuit ..............................................526

Q omplifier tank................................................1 28

Q antenna ............................................ ........-.409

Q coils ..............................................................360

Q def. of ........-........ ..........................................54

Q looded - unloaded ......................................57

Q multiplier ............ ......................................-.236

Q tank circuit ....................................................261

Q tronsformer ....................................................429

Q tuned circuit ..................................................216

Quod antenna -.................................................471

Quodrant, sine -..............................................-----43

Quantity, complex ................................................49

Quench oscillator -----........................................209

Radian, def. of ....................................................43

Radiation, ongle of ..........................411, 460, 478

Radiation, def. of ..............................................403

Radiation, harmonic -...........................373, 725

Radiation pottern, distortion ............-.................478

Radiation resistance ................................404, 495

Radiator, isotropic .............................-................410

Rodiafor fross-seetlon, VHF ................................479

Radio frequency, def. of ................................-...42

Radio mothematics ............................................742

Radio propogation ............................................413

Rodio teletype ..................................................326

Ramp function ....................................................203

Ratio detector ....................................................323

Ratio, image......................................................21 3

RC amplifier ....................................................-109

RC audio network ..............................................139

RC differentiator - integrator -..........................59

RC oscillator - circuits ..-.......................157, 191

RC time constant ................................................60

RC transient ........................................................38

Reoctonce, antenna ...........................-................408

Reactance, capacitive - inductive - net ........46

Reactance, leakage ..............................................63

Reoctonce, resonance..........................................47

Reoctonce tube modulotor ..................................315

Read-out ............................................................201

Receiver, olignment ..................................148, 235

Receiver, omoteur bond ......................................540

Receiver, superheterodyne ..................................210

Receiver, transistor ....................................103, 533

Receivers, UHF ..............-...................................231

Reception, frequency modulation ........................321

Reception, mobile ............................................515

Reception, SSB ..........-.......................................351

Recording, constant omplitude, velocity ...136, 137

Recording, crossover point ................................136

Recording, high fidelity ......................................136

Recording, pre-emphosis - RIAA curve ------......137

Rectification, stray ..............................................383

Rectified A.C............-..........................................45

Rectifier - bridge - full wove - half wave ....689

Hash ..............................................679, 694

Mercury vapor - polyphase ........693, 694

Selenium ........-.........................................695

Silicon ...................................... --592, 696

Type meter ..............................................724

Vacuum ......................................-.............693

v.t.v.m.............-.......................................133

Reflected impedonce ....................................57, 63

Reflected voltage ................................................732

Reflectometer, coaxial ........................................732

Regenerotion ..... -........................ ......................208

Regulated power supply ....................................711

Regulation, power line ......................................388

Regulation, voltage ..-........................................686

Regulator, filament ............................................552

Regulator noise ..................................................528

Regulator tube (VR) ........................................709

Regulator, voltage ........................-.....................687

Rejection notch, (-F ............................................222

Rel, def. of .......--.................................................36

Reloxotion oscillator .............................-102, 188

Reluctance, def. of ............................................36

Remote cut-off tube ............................................78

Residuol mognetism ..-.......................................37

Resistance: ..........................................................23

capocitonce filter..............-.......................687

Dynamic ....................................................95

goin..........................................................94

Ground ..................................................410

Input ..............................................107, 216

Internal - porollel - series ..................25

load ...........................-............................119

plote ..................................................73, 74

Resistance - Radiation ....................................404

Resistive power ....................................................29

Resistivity, table of ..............................................23

Resistor, bleeder ......................................27, 709

Resistor, characteristics of ..................................356

Resistor color code -................... ................ .....531

Resistor, equalizing ............................................34

Resistor, inductance of ........................................357

Resistor multiplier - .-........................................722

Resistor, typical ....................................................24

Resonance: .................................................. .......47

Antenna ................................................404

Current ........-............................. ...............56

Curve - parallel - Series ................53, 54

Filter ........................................................688

Impedonce-Q ...................................-----54

Mode ......................................................232

Oscilloscope pattern ................................149

Parasitic ..................................................364

Speaker ..................................................140

Resonant cavity..................................................232

Resonant circuit ............................................53, 54

Resonant transmission line ................................424

Response, audio ......................................112, 136

Return trace ......................................................140

R-F olignment ....................................................236

R-F amplifier: ............................................213, 251

4CX-1000A ..............................................640

Cathode driven ........................................626

Construction ............................................616

General purpose ........-............-................635

Grounded grid - grounded screen 626, 629

Inductive tuning ...........-...................-......617

Instability - neutralization ....615, 616, 639

Oscillation ................................... ..........616

Pi-network...................... .-....................617

Push-pull ................................................612

Self-neutralization ...................................-616

Tetrode ....................................................614

R-F chokes ........................-.......................272, 361

R-F feedback ..................................................274

R-F ground ........................................................362

R-F interstage coupling......................................619

R-F shielding ......................................................362

Rhombic antenno .............-...................464, 486

Rhumbatron cavity............................................232

RIAA equalizer curve ........................................137

Ribbon TV line ...........................................-......478

Ring diode modulator ........................................333

Ripple factor, filter ...............---------....................688

Ripple voltage ...............---------------......-.............686

RL circuit ............-..........................--------...............40

RL transient ........................................................38

RLC circuits ..................-.......................... .........48

Root mean square (a.c.) ....................................45

Rotary beam ontenno ........................................494

Rotator, antenna ..............------..........................512

Ruggedized tube ..................................................88

Safety bleeder ....................................................395

Safely precautions .......................--------.............393

Saturation current -----..........-..............................72

Saturation, magnetic ..........................................36

Sawtooth wave..........................................59, 140

Scalar notation ....................................................48

Scale, musical ......................................... ..........1 35

Scatter signals ............................ .--.................419

Screen, CRT ........................................................87

Screen current, negative ------------------................641

Screen grid keying............................................399

Screen grid tube ..................................................77

Screen leod Inductance................-....................257

Screen modulation ............................................288

Screen supply .........................................269

Secondary emission ........... .......................71, 77

Secondary transformer .....................................--61

Selective fading, SSB ........................................331

Selectivity, arithmetical ....................................-211

Selectivity chart.................................................342

Selectivity control, l-F ......................- -..............221

Selectivity, mobile reception ..............................517

Selectivity, resonant circuit -.........-..................-54

Selectivity, tuned circuits ..................................341

Selenium power supply ............- 561, 669

Selenium rectifier ..............................................695

Self-inductance ........ ...... ....... .........................37

Self-neutralization omplifier ..............................616

Self-neutralization, VHF ...........- .............664

Selsyn indicator ..................................................514

Semi-conductor ..............................................90, 21

Semi-conductor rectifier ....................................695

Sequence keying ................................................677

Series-cathode modulator -------.......................... 297

Series circuit ......................................................24

Series-derived filter .................................... .....64

Series-diode limiter -.........-.....................151, 185

Series feed ........................................................273

Series-feed amplifier -----........-................ --.612

Series-parallel circuit ........................................25

Series resistance - resonance....................25, 53

Shape factor, l-F ..............................................219

Shielding, R-F ...................................................-362

Shot effect ......-.................................-- .123

Shunt derived filter ............................................64

Shunt looding, a.v.c............ ...... .......................226

Shunt neutralization ..........................................254

Sidebands, def. of ........................................ ...282

Signal, error..........................- -..............159, 193

Signal, phantom ...................................-..........382

Signal-to-distortion ratio - SSB ..........151, 344

Signal-to-noise ratio ........................................122

Silicon crystal noise generator ................-.........740

Silicon rectifier ..........-.............................592, 696

Sine wave ..........................................--------42, 43

Single-ended omplifier .................-....................611

Single sideband (SSB): ..................285, 329, 327

Amplifier, 4CX-1000A ..............-..........640

Envelopes ......-.........................................330

Envelope detector................................151

Equipment -------.............---........................567

Filter ...................................................-327

Filter system ...................-..........- .-..........590

Grounded grid amplifier -............-..........626

Grounded screen amplifier ......................629

Jr. exciter .....................................-.........-346

Linear omplifier..................................620

Linear amplifier, kilowatt ..............-......635

Linear operotion ......................................138

Measurements ......................................150

Reception ........................-----------.............351

Transmission .....------.................................327

Transmitter adjustment ..................-......-573

Single signal reception -----........-----......-.............222

Single swing oscillator .....................................-189

Single-wire antenno tuner -----...... ..-.................456

Single-wire feed, antenna ..................................441

Single-wire feeder ........................-.....-.........--430

Six-shooter ontenna ..............-...........................472

Skeleton VHF antenna .............................-......-.481

Skin effect ............................-.............................54

Skip distance ..............-...................................-418

Sky wave -..... ....................................-......414

Sleeve antenno ............-...................................--480

Slide-wire bridge .........................-....................728

Slope detection ..................................................210

Slotted line ........................................................730

S-meter circuits ..................................................226

Soldering tectiniques ........................................727

Sound in air ................................................ 34

Spoce charge ..............................................71, 78

Space wove........................................................414

Speaker response ............................................140

Speaker tweeter ................................................139

Specific resistonce ..............................................23

Speech amplifier construction ...........................-655

Speech clipper filter......................................--304

Speech clipping .....-................124, 291, 300, 648

Speech filter, high level ............-...................- 305

Speech waveforms ...........-........285, 294, 301, 648

Splotter suppressor ..................................302, 647

Sporadic-E propagation ................ ..................418

Spotter, frequency ................. ............................730

Spurious emission - spurious pickup ........383, 384

Spurious products, mixer ..................................343

Square wave - square wave test ........58, 61, 62

Stacked antenna - stacked dipole ..-.....498, 468

Standard frequency .....................................-.729

Standard pitch ..................................................135

Standing wave ........................................403, 423

Stonding-wave indicator .................................-73!

Static, corona ....................................................529

Static, wheel......................................................528

Steering diode ............ .......................................103

Step-by-step counter ................................156, 190

Sterba antenna ..................................................469

Storage time, diode ............................................103

Stray capacitance ..............................................218

Stub match, antenna ........................................503

Summation voltage ............................................197

Summing amplifier ............................................201

Sunspot cycle ....................................................419

Superheterodyne receiver ..............-...................210

Super-imposition tuning -.................................553

Super-regenerotive detector .........................-----209

Supply, a.c.-d.c................................................588

Suppression, oudio ..............-.............................306

Suppression circuits, porosities............................366

Suppressor ..........................................................77

Suppressor modulation ......................................292

Suppressor, splotter ..........................................302

Surface wove ....................................................414

Surge impedance ................................................424

Susceptonce, def. of ............................................52

Sweep frequency ...................................-...........-140

Switching, transistor action .........................-----704

SWR bridge ..............................................458, 736

Symmetry, amplifier .........................-................612

Synchronizotion, generator ................................173

Synchronizing voltage .............................-..........172

Synchronous detection, DSB ..............-...............353

Tank capacitance ..............................................261

Tank circuit - efficiency ........................55, 57, 58

Tank circuit impedance - looding ........262, 264

Tank circuit Q .......................................... .........128

Technicion class amateur license ..........................12

Teletype, rodio ........... ......................................326

Television interference ......................................371

Temperature coefficient ......................................32

Ten-A, SSB exciter ............................................347

Ten-meter transceiver ........................................559

Terman-Woodyard amplifier ..............................298

Terminotion, transmission line ............................425

Termination, VHF rhombic ..................................487

Test equipment ..................................................721

Tetrode amplifier, push-pull ..............................644

Tetrode modulator ............................................647

Tetrode neutralization ......................................256

Tetrode r-f amplifier ........................................614

Tetrode, screen safety circuit ............................679

Tetrode, self neutrolizotion ................................664

Tetrode tube ........................................................77

Thermol ogitotlon noise ....................................Ififi

Thermionic emission ..........................................67

Thermocouple meter .............. ...................724, 726

Three-phose power supply ......................521, 620

Threshold voltoge ..............................................696

Thyrotron tube ....................................................87

Time-base generator ..........................................139

Time constont ............. ................................38, 60

Time sequence keying ........................................400

T-motch antenna -...........................................501

T-motch system ..................................................444

TNS limiter ........................................................230

Tools, radio ......................................................721

T.P.T.G. oscillofor ..............................................241

Trace - cathode ray ................................86, 140

Trocking copocitor ............................................216

Tronsceiver, 28 mc...........................................559

Tronsceiver, 50 mc...........................................552

Transceiver, VHF .................................-........ -.578

Transconductance ..........................................74, 79

Transducer - pickup ..............................138, 137

Transformation, impedance ..................................63

Tronsformotion ratio ..........................................62

Transformer - ampere-turns ........................61, 62

Antenna match ........................................502

Auto ..........................................................63

Coupling ..................................................11 3

l-F .-.............-.........................................211

Linear matching .............................-........446

Motching - impedonce match ..........429, 63

Modulator ..............................................295

Power ......................................................709

Vibrator ..................................................588

Tronsformerless power supply ............................694

Transient circuit (o.c.) ........................................59

Tronsient distortion ..........................................135

Transient, RC, RL - transient wave ............38, 58

Transistor .............................-........................90, 92

Bias ..........................................................96

Code oscillator ..........................................19

Complementory circuit ................................97

Drift ..........................................................93

Equivalent circuit .......-................................95

Heat sink .......................-................576, 707

Impedance ................................................97

Junction ....................................................91

Mixer ............-.........................................100

Multivibrator ............................................102

Oscillator ................................................101

Point-contact ............................................95

Power ........................................................99

Receiver ..................................................533

SSB equipment ........................................574

Switching oction .........................-............704

Transistorized mobile supply ............ ........ ........703

Transit time .......................................................-81

Transitron oscillotor ............................................243

Transmission, duplex ..........................................597

Transmission line chort ......................................422

Circuits .......................-............................231

Coaxiol ..-...............................................423

Discontinuities ..........................................425

Impedance ..............................................421

Measurements ................................730, 734

Resonant - non-resonant ..............424, 421

Termination...........................................425

VHF..........................................................478

Transmitter - Construction ..............................663

Transmitter - Control circuits ..........................391

Design ....................................................356

Ground ....................................................394

Keying...................................................395

Oscilloscope, monitor of..........................147

Receiver, VHF ..........................................597

Trapezoidal pattern, oscilloscope .............-..........146

Trap-type antenna ........................... ................514

Travelling wove tube ..........................................84

Travis discriminotor ............................................322

Triode amplifier ................................................110

Triode mixer ......................................................213

Triode power omplifier ......................................118

Triode tube ........................................................72

Tripler, push-pull .....................................-..........260

Triplex antenna ................................................475

Tropospheric propagation ..................................415

T-section filter ....................................................64

Tube, vacuum ....................................................67

Tube, VHF design ............................................232

Tube, water cooled (4V/-300B} ........................620

Tubular transmission line ..................................422

Tuned circuit, coaxial........................................232

Tuned circuit, l-F ..........-........-...........-................218

Tuned circuit, r.f omplifier ................................121

Tuned circuit Q .....................................-............216

Tuned circuits, selectivity..................................341

Tuner, antenno..................................................456

Tuning, bandspead ..........................................217

Tuning indicators ................................................226

Tuning, inductive ................................................617

Tuning, super-imposition ..................................553

Turnstile ontenna ............................................480

TVI filters ..................................................373, 378

TVI-proof enclosures - openings ..........724, 725

TVI suppression................................................375

TVI-fype filter...................................................64

Tweeter speaker ................................................139

Twin lamp ..........................................................735

Two-bond Marconi ontenna.............................-438

и

Ultra-linear amplifier ..............................142, 146

Unidirectional antenna ......................................504

Uni-potential cathode ........................................70

Unity coupling ..................................................271

Unloaded Q ........................................................57

Vacuum capacitor ..............................................360

Vacuum tube: ......................................................67

Amplification......................................73, 74

Beom power ..............................................78

Cathode ray..............................................84

Classes - clossification ....................107, 87

Conductonce ..............................................73

Constant-current curve ............................127

Diode ........................................................71

Equivalent noise resistance ......................123

Foreign -...................................................89

Gas ..........................................................87

Input loading ..........................................1 22

Klystron ...............................................81

Load line ..................................................74

Magic eye.............................................88

Magnetron................................................83

Mixer ....................................-...................79

Operation ........................-.........................75

Parometers ..............................................106

Pentode ......................................-------.......77

Plofe resistance..................................73, 74

Polarity reversal ........................-..........--76

Remote cutoff ............................................78

Vocuum - Shot effect ......................................123

Spoce charge ............................................89

Tetrode ....................................................77

Thyrotron ..................................................87

Travelling wave ........................................84

Triode ......................................................72

Upper frequency ......................................232

Voriable mu (д) ....................................124

VHF ..........................................................80

Voltage regulotor ....................................87

Voltmeter ........................................130, 724

V-Antenno ........................................................462

Vorioble-mu (д) tube ......................................124

Voriable reluctonce pickup ..............................137

Vorioc outotransformer ......................................390

Vector, sine-wave ................................................43

Vehicular noise suppression ................................527

Velocity modulation ............................................81

Vertical ontenno .............................................. -430

Vertical directivity ..............................................411

VFO, construction ..............................................676

VFO, high-stability ............................................604

VHF Amplifier ....................................................214

Antennas ................................................477

Antenno polarization ..............................479

Antenna relay ........................................478

Bands, charocteristics ................................14

Corner reflector antenno ..........................485

Coupling, interstage ................................665

Definition of ............................................477

Discone antenna-ground-plane antenna 481

Hondie-tolkie ........................................-547

Helical antenna - Horn antenna ....483, 486

Multi-element antenna ............................488

Neutralization capacitor ..........................672

Nondirectional ontenna ..........................482

Porosities ................................................366

Power loss ................................................663

Radiation ongle - rodiotion pattern ....478

Rhombic antenno ......................................486

Screen antenno ........................................491

Self-neutralization ..................................664

Sleeve ontenna ........................................480

Transceiver.............. .....................552, 578

Transmission line ....................................478

Tronsmitter-receiver ..................................597

Turnstile ontenna ..................................480

Vavelength table ....................................479

Vibrator power supply ......................................588

Vibrator, split-reed ............................................698

Video amplifier ........................................П 2, 128

Volt, def. of ........................................................22

Voltage - Amplifier ........................................110

Avolonche ................................................697

Breok .............-..........-.............................203

Breakdown ................................................32

Decay ........................................................40

Divider ................................................26, 52

Divider, phase inverter ............................117

Drop, summation ........................................28

Gradient ..................................................39

Incident..................................................732

Injection ..................................................213

Initial condition - -..................................203

Instantaneous ............................................44

Inverse ....................................................693

Measurement ..................................721, 723

Multiplier power supply ............................695

Noise......................................................121

Output ....................................................685

Reflected .........-............-.................-.......732

Regulotion .....................................-686, 687

Regulotor tube ............................-.....87, 709

Voltage - Resonant..........................................54

Ripple ..............-.............................-.........686

Summation ..............................................197

Synchronizing ..........................................141

Threshold ................................................696

Voltmeter ..........................................................722

Voltmeter, A-C V-T ............................................724

Voltmeter, diode ..............................................724

Voltmeter, vacuum tube ..............................130, 724

Voit-ohmmeters ..............-...................................722

Volume compression ..........................................648

Wagner ground ................................................729

Water cooled tube {4W-300B) ........................620

Watt, def. of ......................................................29

Wave - Carrier ................................................207

Ground ....................................................414

Harmonic - nonsinusoidal ........................58

Pattern, oscilloscope ................................148

Peaked - sawtooth ................................59

Sky - space ..........................................414

Square - transient ..................................58

Surface ....................................................414

Waveform ..................................................59, 143

Waveform, speech ............................285, 301, 648

Wavelength, def. of ..........................................405

Wavelength table, VHF......................................479

Wave-shaping circuits......................................185

Weston cell ........................................................24

Wheatstone bridge ..-................................ 728

Wheel stotic ......................................................528

Wien-bridge oscillotor ............................157, 191

Williamson amplifier ........................................141

Wire, litz .................................................. -54

Wiring hints ..........................................-...........531

Wiring technique, audio ....................................142

Workshop practice - loyout ..................720, 729

W8JK antenna ............-........................ .......473

WWV transmissions ...................... ...........-729

X-orray antenna ................................................469

Yogi, odjustment ...............................................-509

Y, (odmittonce, def. of) ....................................52

Yogi ontenna - feed systems ..............-.494, 498

Yagi ontenno, VHF ............................................488

Yagi, construction ..............................................506

Yoke motch ...................- -................................498

Zeppelin antenna ................................. ...........-427

Zero-bios modulator ..........................................662

PREPARES YOU FOR THE F.C.C. RADIOTELEPHONE LICENSE EXAMINATION

Now, in one convenient volume, complete study-guide questions witti clear, concise answers for preparation for oil U.S.A. commerciol radloteleptione operators license excminotions.

CONTAINS FOUR ELEMENTS:

I. QUESTIONS ON BASIC LAW II. BASIC OPERATING PRACTICE 11. BASIC RADIOTELEPHONE V. ADVANCED RADIOTELEPHONE

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