erica synths diy rare parts
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erica synths diy rare parts
building one of erica synths awesome diy modules? we have a limited supply of rare parts:
K140UD12 - Versatile programmable operational amplifier used in the original Polivoks VCF.
KR198NT1A - Matched transistor IC, used in the Polivoks VCO.
KR551UD1B – Operational amplifier used in the original Polivoks VCO.
AS1100CK2- monolithic sample-and-hold (S&H) circuit, controlled by signal LOGIC, stores the instantaneous values of the input signal and for a certain time maintain a constant DC voltage at the output with high accuracy.