Finally had some more time

For my ongoing (low budget) DIY modular synth project, so here the modules 99% ready . you can see  the CGS burst generator, the Steiner Parker VCF and a nice and simple CMOS  VCO byRené Schmitz. you can find some great info and schematics for more DIY synth modules in his site SYNTH R US  .
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René Schmitz 4069 VCO