A voltage controlled signal processor from Curtis ElectroMusic Specialities.


Features:
from the original data sheet

  • low cost
  • VCF and 4 VCAs on a single 18-pin DIP
  • separate inputs and outputs for each function
  • choice of balance (3378) or pan (3379)
  • rich sounding VCF
  • constant amplitude vs. resonance VCF design
  • low noise, low distortion VCA
  • very low control voltage feedthrough without trims
  • operation down to ±5V


    Synthesizers using the chip:
    with the amount used

    Sequential Circuits Prophet VS   8