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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 press-on type knob (rather than using a gate. Main synth_tools/Schematics/SynthMages.pretty/6.3mm_NPTH_MAXJLCPCB.kicad_mod 24 lines Binary files /dev/null and b/3D Printing/Pot_Knobs/pot_knob_two_parts_base.stl differ Binary files /dev/null and b/Panels/futura medium bt.ttf differ From f50bb0019af1e23a68a47e827989c11465d543f5 Mon Sep 17 00:00:00 2001 Subject: [PATCH] replaces FIREBALL mask/etch with silkscreen Add footprint items for panel holes; separate panel and Pin 1, steel retention lug, lateral right PCB mount, (http://www.qingpu-electronics.com/en/products/WQP-PJ398SM-362.html WQP-PJ398SM WQP-PJ301M-12 TRS 3.5mm mono vertical jack thonkiconn qingpu 3.5mm horizontal headphones jack, http://akizukidenshi.com/download/ds/switronic/ST-005-G.pdf Connector Audio Switronic ST-005-G 3.5mm Horizontal Waterproof Stereo Headphones Jack, https://www.technik.com.hk/images/pdf_product/WP3002-PA66-A.pdf audio jack horizontal PJ311 6pin SMD 3.5mm stereo headphones jack. Headphones jack plug stereo 3.5mm PJ311 Headphones with microphone connector, 3.5mm, 4 pins RGB RGBLED LED, Round, Rectangular size 5.0x2.0mm^2 z-position of LED center 1.6mm 2 pins diameter 5.0mm Tantal Electrolytic Capacitor, , http://www.vishay.com/docs/42037/53d.pdf CP Axial series Axial Horizontal pin pitch 11.44mm length 24.64mm width 15.5mm Pulse KM-4 L_Toroid, Vertical series, Radial, pin pitch=5.00mm, , diameter=13mm, Electrolytic Capacitor C, Rect series, Radial, pin pitch=33.27mm, , diameter=50.8mm, Vishay, IHB-6, http://www.vishay.com/docs/34015/ihb.pdf Inductor Radial series Radial pin pitch 5.08mm size 61x11.2mm^2 drill 1.3mm pad 2.6mm Terminal Block Phoenix MPT-0,5-4-2.54, 4 pins, pitch 5.08mm, size 81.3x11.2mm^2, drill diamater 1.3mm, pad diameter 3mm, see http://www.produktinfo.conrad.com/datenblaetter/550000-574999/556441-da-01-de-LEITERPLATTENKL__PTSM_0_5__8_2_5_H_THR.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO.

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