257

Dual Voltage Processor (200 Classic Reissue)

Buchla · 1 slot · Buchla, 7 inches

Panel · 108 × 177.8 mm

Description

Buchla's 257 Dual Voltage Processor in the 200 Classic Reissue series (redesigned by Roman Filippov of Black Corporation): two identical processors combining several control voltages into one, V out = Va K + Vb M-bar + M Vc + V offset.

Key features

  • Two sections, each with three inputs, a voltage-controlled crossfade input and an output with its lamp
  • K scales Va from -1 to +1; M crossfades between Vb and Vc, by hand or by voltage
  • V offset from 0 to 1, and a +.5 switch on Vb

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