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INDEX > Z - Pg. 639

INDEX Tympanic membrane , 30 buckling effect , 32­33 pressure at , 31 U Unbalanced interfaces , 222­223 ground dummy procedure , 246­247 tips for , 255­256 Uninterruptible power supply (UPS) , 626 Units, Dimensional Analysis and Physical Similarity , 511 Unity-voltage-gain output stage , 267 , 268 Universal serial bus (USB) , 164­165 Unshielded twisted pairs (UTP) cables , 169 and audio , 187­189 color code for , 169 critical parameters for , 170 maximum distances between areas for , 169 return loss in , 170­171 UPS . See Uninterruptible power supply (UPS) USB . See Universal serial bus (USB) UTP . See Unshielded twisted pairs (UTP) cables Variacs , 616 VAS . See Voltage-amplifier stage (VAS) Velocity of propagation , 182­183 Ventilation system, in studio rooms , 617­619 Video graphics array (VGA) , 179 Video triaxial cable , 177 Vinyl , 157 Virtual Studio Technology (VST) , 476 Voice-coil assembly , 360 Voltage-amplifier stage (VAS) , 320 distortion , 300 loading distortion , 300­301 Voltage controlled amplifier (VCA) automation , 129­132 Voltage matching , 224 Volt (V) , 17 , 218 Volume indicator (VI) meter , 21 Volume units (VU) , 21 Volume velocity , 339 VST . See Virtual Studio Technology (VST) Wavelength , 12­14 acoustic , 13 audio , 13 Wavetable synthesis , 475 Weighting scales , 20 , 21 Wharfedale loudspeakers , 334 Wheatstone bridge , 236 , 237 White noise , 532 Wire current ratings , 154 insulation , 156­157 resistance , 145­147 and size , 145 single conductor , 158­159 Wireless MIDI , 471 Wiring faults, paired , 169 Wright, John , 391 Y Yamaha MOTIF-RACK ES synth , 475 Yamaha NS10 , 400 W Wallace Clement Sabine , 591 Wall isolation , 595­596 Z Zener diodes , 314