Module A-196 contains a so-called phase locked loop (PLL). A PLL consists of three parts: voltage-controlled oscillator (VCO)...
Module A-119 (External Input / Envelope Follower) is designed to allow external audio signals to be integrated into the Syste...
Doepfer A-142-2 is a dual envelope controlled VCA whose units are a combination of a simple AD/ADSR/AR envelope generator. T...