VCO 3340, Transistor Ladder VCF, Quantizer, ASR Envelope and KS-20 Filter are among Kassutronics most popular products.
A basic but complete application of the 3340 VCO
Classic Minimoog-style lowpass filter
Static envelope generator with loop feature
CEM3360-based dual VCA
MS-20 style VCF
Two channel cyclic quantizer
Quad precision attenuverter / mixer
Voltage controlled slope generator
Voltage-controlled wavefolder
Kassutronics Quantizer Upside-Down Panel