Multimode VCA

Dual OTA VCA with crossfade, pan and bipolar modes

WMD · 10 HP · 3U

Panel · 50.8 × 128.5 mm

Description

WMD's Multimode VCA: two OTA voltage controlled amplifiers in 10 HP, laid out for many modes with a few switches: two separate VCAs, a bipolar VCA, crossfade, fade through zero, pan and spread.

Key features

  • Two VCAs, each with a Bias knob, a bipolar CV attenuator and a Linear / Expo switch
  • Outputs A, B and their sum, each with its inverse
  • AC or DC coupling; Xfade or fade through zero; CV B and In B normalled from A, straight or inverted
  • Variable soft saturation, or hard clipping at 20 Vpp
  • Green CV lamps, bicolour output lamps

Discontinued.

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