1732 Index
personal monitors 1433
Isolation
audio transformers 290
relays 375, 385
Isolation mount systems
acoustical noise control 80
Isolation systems
acoustical noise control 74, 89
ITG
delay 808
J
J. Willard Gibbs 6
Jackets
wire and cable 405
Jackfields
consoles 952
Jacks
MIDI 1111
James Clerk Maxwell 5–6
J-bend relays 386
Jensen-Hardy Twin-Servo® 990
microphone preamplifier
preamplifiers and mixers 741
Jim Lansing 11
Jim Noble 12
Jitter
digital audio interfacing and net-
works 1471
John Blackburn 11
John Hillard 12
John Hilliard 9, 11
John Volkmann 13
Joseph Henry 6
Just-noticeable difference (JND)
psychoacoustics 54
Just-tuning
psychoacoustics 55
K
K factors for calculating attenuator
loss 768
K value
attenuators 768
Karl Kupfmuller 10
Keying
consoles 906
Kinetic Energy (T) 1649
units of measurement 1649
Kirchhoff’s current law (KCL)
units of measurement 1654
Kirchhoff’s laws
units of measurement 1653
Kirchhoff’s voltage law (KVL)
units of measurement 1653
Klipschorn
loudspeakers 615
L
L pads 771
L. F. von Helmholtz 14
Ladder attenuators 776
Ladder DACs
consoles 957
Ladder networks 776
filters and equalizers 791
Ladder potentiometers 776
LAN cabling
wire and cable 416
Language interpreters unit
interpretation and tour group
systems 1532
LaPlace transfer function
loudspeakers 628
Laplace transform 705
LARES System
acoustics for auditoriums and
concert halls 194
Large area multi-channel systems
assistive listening systems
1553
Large area systems (LAS)
assistive listening systems
1553
Laser
fiber optics 465
Laser diode
fiber optics 465, 481
Laser turntable 1034
analog discs 1034
Last number redial
intercoms 1568
Latching relay 376, 380
Late reflections
designing for speech intelligibil-
ity 1394
Latency
consoles 991
personal monitors 1431
Lateral efficiency LE
acoustics for auditoriums and
concert halls 161
Launch anglefiber optics 481
Launching fiber
fiber optics 481
Lavalier microphone 527
Law of induction
audio transformers 275
grounding and interfacing 1183
Layering
audio transformers 281
LC fiber optic connector 472
fiber optics 474
LCD
display technologies 1584
LCD projection TV
display technologies 1585
LCoS
display technologies 1587
LCoS projection system
display technologies 1587
Lead-acid batteries 694
Lead-dioxide batteries 695
Leadership in Energy and Environ-
mental Design (LEED)
acoustical treatment for indoor
areas 122
Leadless relays 386
Leaf tweeter
loudspeakers 601
Leakage current noise
grounding and interfacing 1194
Leakage current of a capacitor 258
Leakage inductance
audio transformers 281
Least significant bit (LSB)
digital audio interfacing and net-
works 1464
LeClanche (Zinc-Carbon) batteries
697
Lectern microphone 589
LED
display technologies 1588
fiber optics 463
lifetime
fiber optics 467
solid state devices 325
speed
fiber optics 467
LEDE
small room acoustics 141
LEDR (Listening Environment Di-