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Outside the full dev board (in 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 2.5 mm² wires, basic insulation, conductor diameter 1.4mm, outer diameter 2.7mm, size source Multi-Contact FLEXI-E 1.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator connector Molex SPOX Connector System, 43045-1421 (alternative finishes: 43045-020x), 1 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole 3.3mm, height 10, Wuerth electronics 9774050943 (https://katalog.we-online.de/em/datasheet/9774050943.pdf), generated with kicad-footprint-generator Molex CLIK-Mate series connector, BM03B-GHS-TBT (http://www.jst-mfg.com/product/pdf/eng/eGH.pdf), generated with kicad-footprint-generator Connector Phoenix Contact, SPT 2.5/11-V-5.0-EX 1732580 Connector Phoenix Contact, SPT 1.5/2-H-3.5 Terminal Block, 1719383 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1719383), generated with kicad-footprint-generator Molex PicoBlade series connector, 502585-1570 (http://www.molex.com/pdm_docs/sd/5025850270_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py LQFP, 64 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-2549-8-bit-AVR-Microcontroller-ATmega640-1280-1281-2560-2561_datasheet.pdf (page 415)), generated with kicad-footprint-generator JST PH.

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