Drum Maker

Maker	Guru Gara Synth
Type	Turns an external VCO into a drum voice with filter, VCA and envelope
Mounting	Through-hole
Width	12 HP
License	Proprietary (No licence published)
Difficulty	🌡️ Medium through-hole

Pitch sweep, filter and amplitude shaping around whatever oscillator you patch in. No build document is published for this one.

Documentation

• Assembly instructions

Links

• Maker page
• Buy: Guru Gara Synth (PCB and panel kit)

More from Guru Gara Synth

3340 VCO Analogue VCO on the CEM3340 or AS3340, four waveforms 3340 Mini VCO Compact CEM3340 or AS3340 oscillator 4024 Sub Oscillator Sub octave generator on the 4024 CMOS counter 3320 VCF CEM3320 or AS3320 low pass filter 3320 High Pass Filter CEM3320 or AS3320 high pass filter 3350 Multimode VCF State variable filter on the 3350 with simultaneous outputs OTA Low Pass VCF Two pole LM13700 low pass filter State Variable Filter LM13700 state variable multimode filter

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This is a third-party open-source design, listed here as a build reference. Specs are researched from public sources; check the source repo and store for the current BOM, panel, and revision before ordering parts. Corrections welcome.

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