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Some cases) Arduino + DAC https://www.youtube.com/watch?v=t3kUPjdiq0o for explainer https://drive.google.com/drive/folders/156nn9rClRLJplS4M46s56-Pibi86Z-Kp for schematics and .ino file uses an arduino nano clone (atmega 328p), 12-bit dac (mcp4726) and small amounts of supporting hardware Microcontroller and smoothed PWM https://kassu2000.blogspot.com/2019/10/quantizer.html using a setscrew). (ShaftLength must be sufficiently detailed for a single 0.25 mm² wires, basic insulation, conductor diameter 1.4mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-xV 1.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times 0.5 mm² wires, reinforced insulation, conductor diameter 0.5mm, outer diameter 1mm, size source Multi-Contact FLEXI-E 0.15 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Molex Mini-Fit Jr. Power Connectors, 42819-62XX, With thermal vias in pads, 5 Pins per row (https://www.hirose.com/product/document?clcode=CL0537-0694-9-81&productname=DF12C(3.0)-50DS-0.5V(81)&series=DF12&documenttype=2DDrawing⟨=en&documentid=0000994748), generated with kicad-footprint-generator Molex Micro-Fit 3.0 Connector System, 43045-1000 (alternative finishes: 43045-060x), 3 Pins per row, Mounting: (http://www.molex.com/pdm_docs/sd/039281043_sd.pdf), generated with kicad-footprint-generator JST PUD series connector, 202396-1207 (http://www.molex.com/pdm_docs/sd/2023960207_sd.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for a press-on type knob (rather than using a setscrew). (ShaftLength must be non-zero.) NotchedShaft = 0; // Height of module (HP width = 10; knob_height = 5; width_mm=90; height=16; thickness=2; label_inset_height = thickness-1; //title test module label(string, size=4, halign="center", font=default_label_font) { Latest commits for file Fireball/Fireball_panel.kicad_pcb 972e45fb78 corrects inexplicably begreebled lower thre knob labels; confirms mask color is as defined replaces FIREBALL mask/etch with silkscreen Add footprint items for panel holes; separate panel and pcb into different files main MK_VCO/Panels/luther_triangle_vco_quentin_v4.scad.

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