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Https://www.instructables.com/Another-MIDI-to-CV-Box-/ yet another fairly simple one, using Arduino (nano or uno) + MCP4725 (DAC). ** https://hkadesign.org.uk/monotronkb.html for yet another fairly simple one, using Arduino (nano or uno) + MCP4725 (DAC). ** https://hkadesign.org.uk/monotronkb.html for yet another version Alternative: CV from something else use a modified version of the knob. [mm] cone_indents_cutdepth = 5.1; // Top left: clock in, speed pot_p160(); // Left side: meta-step controls // run/stop (switch // once/continuous (sw15 // 2 NO Moment switches: // 1 for manual reset (sw16 // 8 Sockets: // clock out (j5/j12) // glide atten (rv15 // glide in (sleeve and normal both GND Glide attenuator (B10k) (join two left pins from below) Pots, 2-pin: Glide, manual (A100k) (two left pins, from below) Pots, 2-pin: Glide, manual (A100k) (two left pins, from below) Pots, 2-pin: - Glide, manual (A100k) (two left pins, from below) - Clock rate (B100k) (not sure yet which 2 pins LED_Rectangular, Rectangular, Rectangular size 3.3x2.4mm^2 diameter 1.8mm, 2 pins LED, diameter 3.0mm, 2 pins, http://www.kingbright.com/attachments/file/psearch/000/00/00/L-43GD(Ver.12B).pdf LED diameter 3.0mm z-position of LED center 1.6mm, 2 pins, diameter 3.0mm z-position of LED center 9.0mm, 2 pins Ceramic Resomator/Filter 7.0x2.5mm^2, length*width=7.0x2.5mm^2 package, package length=7.0mm, package width=2.5mm, 3 pins LED, diameter 5.0mm z-position of LED center 9.0mm 2 pins LED, diameter 5.0mm 2 pins LED diameter 3.0mm z-position of LED center 1.0mm 2 pins LED, diameter 3.0mm, 2 pins, diameter 5.0mm z-position of LED center 6.0mm, 2 pins, pitch 5mm, size 10x7.6mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/2138224.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_4Ucon THT Terminal Block WAGO 236-204 45Degree pitch 5mm Varistor, diameter 12mm, width 7.1mm, pitch 7.5mm size 15x10.3mm^2 drill 1.3mm pad 2.6mm Terminal Block 4Ucon ItemNo. 10704, vertical (cable from top), 2 pins, http://www.kingbright.com/attachments/file/psearch/000/00/00/L-144GDT(Ver.14B).pdf LED_Rectangular Rectangular Rectangular size 5.0x2.0mm^2 z-position of LED center 6.0mm 2 pins LED diameter 4.0mm Plated Hole as test point, loop diameter 3.8mm, hole diameter 1.2mm (loose fit), length 11.0mm solder Pin_ with flat fork, hole diameter 2.5mm Resistor, Axial_DIN0207 series, Axial, Horizontal, pin pitch=15mm, , length*diameter=10*4.5mm^2, Electrolytic Capacitor, , http://www.vishay.com/docs/28342/058059pll-si.pdf CP Radial series Radial pin pitch 22.50mm length 24mm width 16.3mm muRATA 5200 L_CommonMode_Toroid, Vertical series, Radial, pin pitch=15.00mm, , length*width=16.5*10.7mm^2, Capacitor, https://en.tdk.eu/inf/20/20/db/fc_2009/MKT_B32560_564.pdf C Rect series Radial pin pitch 15mm length 12mm.

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