Telex Integrated Signal Processor ISP-100 - Manual (Page 10)

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10 July 1998
Table of Contents
Polarity Control (+/-) ...................................................................................................... 8-3
Mute Control (M) ........................................................................................................... 8-3
Bypass Control (master) ................................................................................................ 8-3
Compressor ......................................................................................................................... 8-4
Familliar Controls .......................................................................................................... 8-4
Unfamiliar Controls ........................................................................................................ 8-6
Metering ........................................................................................................................ 8-8
Notes on Operation of the Compressor ......................................................................... 8-8
Meter ............................................................................................................................. 8-9
Threshold ...................................................................................................................... 8-9
Attack, Window, Release, and Crest Factor Controls ................................................... 8-9
Fine (F) or Coarse (C) Control .................................................................................... 8-10
Knee Control ............................................................................................................... 8-10
Ratio Control ............................................................................................................... 8-10
Sidechain ..................................................................................................................... 8-10
Bypass Control (master) .............................................................................................. 8-10
Crossover .......................................................................................................................... 8-11
Two-Way Crossovers .................................................................................................. 8-11
Three-Way Crossovers ............................................................................................... 8-13
Four-Way Crossovers ................................................................................................. 8-17
Sum-to-Allpass Characteristics of Linkwitz-Riley Crossovers ..................................... 8-20
Low, Low-Mid, Mid, Mid-High, and High Controls ....................................................... 8-21
Link/Unlink Control ...................................................................................................... 8-21
Slope ........................................................................................................................... 8-21
Class ........................................................................................................................... 8-22
Cutoff Frequency ......................................................................................................... 8-22
Passband Gain ............................................................................................................ 8-22
Fine (F) or Coarse (C) Control .................................................................................... 8-23
Polarity Control (+/-) .................................................................................................... 8-23
Mute Control (M) ......................................................................................................... 8-23
Cut ..................................................................................................................................... 8-24
Attenuation and Polarity .............................................................................................. 8-24
Bypass ......................................................................................................................... 8-24
Attenuator .................................................................................................................... 8-24
Fine (F) or Coarse (C) Control .................................................................................... 8-25
Polarity Control (+/-) .................................................................................................... 8-25
Mute Control (M) ......................................................................................................... 8-25
Bypass Control (master) .............................................................................................. 8-25
Delay ................................................................................................................................. 8-26
Setting Delay ............................................................................................................... 8-26
Fine (F) or Coarse (C) Control .................................................................................... 8-26
Bypass Control (master) .............................................................................................. 8-26
Dither ................................................................................................................................. 8-27
Bit Level ....................................................................................................................... 8-27
Dither Signal Characteristics ....................................................................................... 8-32
Bypass ......................................................................................................................... 8-28
Dither Bit Level ............................................................................................................ 8-28