Index 1751filters and equalizers 787
Potential Energy (U)
units of measurement 1649
Potentiometers 250
Potentiometric switching
consoles 853
Power
continuous output 1231
fundamentals of audio and
acoustics 25
Power (W)
units of measurement 1650
Power amplifier 716
fundamentals of audio and
acoustics 25
Power amplifier DSP
sound system design 1288
Power amplifiers
sound system design 1290
Power coefficient
of resistors 245
Power factor (PF)
capacitors 255
Power isolation transformer 1215
Power Over Ethernet (PoE)
wire and cable 417
Power over Ethernet (PoE)
digital audio interfacing and net-
works 1490
Power Over Ethernet Plus (PoE
Plus)
wire and cable 417
Power ratings
gain structure 1231
Power ratios 1203
Power sensitivity
tubes 315
Power supplies
batteries 692
battery charging 693
capacitor filters 674
charging voltage versus tempera-
ture 694
combination filters 676
comparator elements 681
compensation 338
complex 680
constant-current regulated 679
constant-voltage regulated 678
constant-voltage, constant-cur-
rent regulated 679
converters 690
current limiting 681
current-regulator circuit 680
dc to dc converter 725
diode versus synchronous rectifi-
ers 685
dynamic line regulation 672
dynamic load regulation 672
electromagnetic interference
(emi) 682
equalizing batteries 694
filters 674
forward resistance 669
forward voltage drop 669
full-wave bridge rectifier 673
full-wave supplies 672
high-power regulated supply
682
inductive filters 675
inductive reactance 676
inductive-capacitance filters
(LC) 676
internal output impedance 672
inverters 690
magnetic field 676
maximum peak current 669
maximum peak inverse voltage
669
one-half wave supplies 672
overvoltage protection 681
pass elements 680
phase difference 675
phase-controlled regulated 683
pi filter 676
preregulator 681
rectifier 669
rectifier circuit chart 670
reference elements 680
regulated 677
regulated supplies 679
remote sensing 681
resistance voltage dividers 677
resistance-capacitance filters
676
reverse current 669
reverse resistance 669
ripple voltage 669
sampling elements 680
Schottky diode 686single IC, power factor corrected
off-line 684
solid-state zener diode 679
static line regulation 672
switch mode 724–725
switching regulators 682
synchronous rectification
low-voltage 684
synchronous rectifiers 688
terminology 669
thermal regulation 672
three-phase 674
ultra capacitor characteristics
691
ultra capacitor UPS 690
Power supply terminology 669
Power transfer
consoles 859
gain structure 1228
sound system design 1300
Power transformer
audio transformers 280
Power transformers
grounding and interfacing
1190, 1194
Power-level meters
VI meters 1003
Power-line noise
grounding and interfacing 1193
Power-output meters
VI meters 1003
Power-sum near-end crosstalk
(PS-NEXT)
wire and cable 415
Preambles
digital audio interfacing and net-
works 1465
Preamplifiers
analog discs 1033
Preamplifiers and mixers
analog speakerphone 760
automatic gain control (AGC)
747
automatic microphone 741
automatic microphone mixers
implemented in software 752
automatic microphone mixers
with matrix mixing to multiple
outputs 752
automatic mixing controller