Index

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Index

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Index

Vacuum tubes

15–16 , 47 , 64 , 99–100 , 101–4 , 107 , 110–12 , 121 , 124 , 145–9 , 312–14

definition

15–16

distortion figures

uses

16 , 47 , 64 , 99–100 , 101–4 , 107 , 110–12 , 124 , 312–14

Valves

seeVacuum tubes

Varactor diodes

44–5

Variable capacitors

29–32

Variable mu, definition

110

VCOs

seeVoltage-controlled oscillators

VDUs

257–8 , 263–4 , 270–4

see alsoComputer monitors

definition

270–1

Vertical resolution

138–9 , 143–4 , 150–1

Very-high frequency (VHF)

16 , 99

Very-large-scale integration (VLSI)

58 , 186

Very-low frequency (VLF)

16 , 97–8 , 100–1

VGAs

seeVideo graphics adapters

VHF

seeVery-high frequency

VHS

170

VIA

282

Video graphics adapters (VGAs)

272–4

Video mode, cameras

319

Video recording

134–6 , 141 , 170 , 223 , 294–5 , 306 , 318–19

camcorders

141 , 318–19

definition

134–5

DVDs

135–6 , 306

hard-drive video recorders

136 , 306 , 319

historical background

134–5

obsolescence

135–6 , 306

Video signals

71 , 86 , 141–65 , 297–300

Vinyl plastic

120–4 , 128

Viruses

269 , 288

Viterbi coding, definition

297 , 300

VLF

seeVery-low frequency

VLSI

seeVery-large-scale integration

VOIP standard

295

Volatility of RAM

247–8 , 249

Volta, Alessandro

Voltage

1–2 , 5–22 , 23–8 , 29–37 , 39–46 , 48–53 , 67–9 , 74–6 , 86–8 , 98–9 , 110–12 , 146–9 , 167–83 , 205–8

amplifiers

86–8

gain

67–9 , 74–5 , 88

Voltage-controlled oscillators (VCOs)

78 , 112 , 212–13

Voltmeters

22 , 210–14 , 257–8

Volts

5 , 24–8 , 75–6 , 210–13

see alsoElectric voltage

definition

5 , 24

Volume controls

28 , 86–8 , 115–16 , 123–4 , 131–4 , 170–1 , 274–5

see alsoPotentiometer

126

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