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ALPHABETICAL INDEX

relays 73 self induction 117
requirements for oscillation 295 self oscillation 211
resistance 23, self-oscillation 450
resistance of a wire 25 sensitivity 350
resistance of earth 45 sensitivity voltmeter a quick way 132
resistances in parallel 54 separation of charges 137
resistive and inductive circuit 607 series circuits 47
resistivity 26 series-parallel circuits 60
resistor colour code 32 shunt regulators 254
resistor symbols 36 sideband power in AM system 338
resonance 171 significant attenuation 372
resonance 178 silicon 244
resonance equation 175 silicon controlled rectifier 275
resonant frequency 175 simple complete power supply 189
reverse biased PN junction diode 250 simple electric circuit 16
RF choke 393 simple FM transmitter 405
right angle triangle trigonometry 589 simple light dimmer 276
RLC circuits 601 simple telephone 148
root mean square 82 simple transformer 154
rotating coil within a magnetic field 79 simplified AC generator 78
RTTY 571 sine wave 81, 596
Ruthroff 4:1 balun 521 single quad loop 471
Ruthroff balun 521 single sideband 341
single tone test 343
S skip distance 331

slopers and inverted vees 467
'S' meter 223 slow scan television (SSTV) 583
sampling 440 small loops 486
sampling an analogue signal 441 soft tube 216
sampling methods 536 software defined transmitters and receivers 431
saturation 281 sound 146
schematic diagram of a mixer 346 space charge 207
Schottky diode 262 specific gravity 141
SCR internal construction 276 spectrum analyser 540
screen grid 211 spectrum analyser with tracking generator 542
secondary cells 138 sporadic-e 328
selective fading 322 ssb measurements 544
selectivity 350 stability 296
selectivity curve 183

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