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Uses a CA3080 OTA, an expensive and rare chip these days ($3/ea on amazon, maybe fakes) VCA MK's VCA Probably a straightforward build: one op-amp, four transistors and some example modules f80e4975fb checkpoint before trying to add hard sync to schematic, laid out PCB with exploratory 8hp layout e49f4ab127dc081ee1c77dd21e80d128628a1152 9060b76361734f9abf9a1c676dd9110e9ced917b initial kicad project .../OttosIrresistableDance.kicad_pcb | 2 | 10R | Resistor | | D1, D2 | 2 | 1M | Resistor | | | | R6, R8 | 2 | | | | Tayda | A-001 | | U2 | 1 | 4.7 uF | Unpolarized capacitor | | | | | Taydaa | A-4755 | | R23, R24, R25, R27 | 4 .../precadsr_aux_Gerbers/precadsr-NPTH.drl | 4 .../Unseen Servant/Unseen Servant.kicad_pcb | 3143 .../Unseen Servant/Unseen Servant.kicad_prl create mode 100644 Hardware/PCB/precadsr/Kosmo_panel.pretty/fastestenv_Jack_Hole.kicad_mod create mode 100644 3D Printing/Pot_Knobs/potentiometre_v3.stl Normal file Unescape // 10 LEDs 3 sockets 6 sockets Potentiometers: One potentiometer for internal clock rate. - One potentiometer for internal clock signal (possibly external). Commonly called a "Baby 8". Final tweaks, version submitted to JLCPCB on 20240124 3d279dd88c Finish schematic, add PDF Compare 3 commits » created pull request 'Fix rail clearance issues, make all power traces large Added input resistor for sync; placed everything on PCB Added hard sync input. CV in to pause the clock 01bb4964a6 Add CV (and knob) controlled glide to schematic main arrasta/samba_reggae.txt 82 lines REP: repique CAX: caixa MSD: mid surdo (sometimes MS1, MS2, etc, if multiple measures or variations) BSD: back surdo (L for low, H for high) R/L: accented note (right/left hand suggested) r/l: quieter note * A trill, generally three very fast notes on repique/caixa, two or three for surdos Add schematic, start on PCB with exploratory 8hp layout PSU/Synth Mages Power Word Stun provides ensmoothened ±12V with 6 positions D 3 pin Molex connector 2.54 mm spacing | Tayda | A-1605.

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