Black Digital Noise

Polynomial digital noise

Erica Synths · 12 HP · 3U

Panel · 61 × 128.5 mm

Description

A digital noise source from Erica Synths' Black Series, retired: a programmable logic matrix with two linear feedback shift registers, from almost pure white noise to Atari console-like one bit noise.

Key features

  • CLOCK RATE on a large knob, grainy fully CCW to white noise fully CW
  • BIT WIDTH, 1 to 4 bits
  • POLY 1 and POLY 2 select 4 polynomial feedback segments each, 16 variations
  • CV1 and CV2 set the polynomial feedback, both attenuated by POLY CV
  • EXT CLK takes over from the internal clock (a VCO at high frequency); RESET resets the polynomials
  • NOISE OUT, -5 to +5 V
  • +93 mA, -25 mA, 25 mm deep

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