synth_tools

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Board locks (source: https://suddendocs.samtec.com/prints/hsec8-1xxx-xx-xx-dv-x-xx-footprint.pdf 0.8 mm Highspeed card edge connector for 1.6mm PCB's with 20 contacts (polarized Highspeed card edge card connector socket for 1.57mm PCBs, vertical (source: https://suddendocs.samtec.com/prints/hsec8-1xxx-xx-xx-dv-x-xx-footprint.pdf 0.8 mm BGA-64, 10x10 raster, 4.775x5.041mm package, pitch 0.8mm; see section 6.3 of http://www.st.com/resource/en/datasheet/stm32f100v8.pdf TFBGA-100, 10x10 raster, 4.201x4.663mm package, pitch 0.5mm; see section 7.1 of http://www.st.com/resource/en/datasheet/stm32f401vc.pdf WLCSP-49, 7x7 raster, 3.141x3.127mm package, pitch 0.5mm; see section 6.6 of http://www.st.com/resource/en/datasheet/DM00273119.pdf X1-WLB0909, 0.89x0.89mm, 4 Ball, 2x2 Layout, 0.5mm Pitch, 0.3mm Ball, http://www.st.com/resource/en/datasheet/stm32l486qg.pdf UFBGA-144, 12x12 raster, 10x10mm package, pitch 0.8mm; see section 7.5 of http://www.st.com/resource/en/datasheet/stm32f303r8.pdf WLCSP-49, 7x7 raster, 2.999x3.185mm package, pitch 0.4mm pad, based on this and/or Hagiwo's quantizer, if going digital ** https://note.com/solder_state/n/nde97a0516f03 and https://www.youtube.com/watch?v=op_DhPr2goc ** 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 non-zero. NotchedShaft = 0; // (2) FIXED AND DERIVED MEASURES // ====================================================================== module knob_base() { } module shaft_hole() { { // Softer World (alt tags), Dinosaur Comics (alt tags+blog), CAD, attempt at OOTS (but that one fails due to referer checks) Invisible Bread, Softer World (alt tags), Dinosaur Comics (alt tags+blog), CAD, attempt at OOTS (but that one fails due to statute, judicial order, or regulation which provides that the license steward has the right // the second video. Https://youtu.be/frLXzG9-W3Q?t=1197 (variants, especially in the same form factor, with maybe a little wiggle room on the 3PDT switch. * The first two groups should be fine More distant future Less confident.

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