[ $4 ] DIY eurorack modular synth VCF - Diode ladder low pass filter

My 39th original eurorack modular synth DIY projects. 4-pole diode ladder low pass filter. It has the characteristics of a thick and warm sound. The concept is to make it with low cost, few parts, and easily available parts. working documents ( schematics ) Please support me to continue projects. DIY $6 SSM2044 type VCF ------------------------------------------------------------- See Instagram and Twitter for the development status of my next module. Instagram Twitter -------------------------------------------------------------