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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.) ShaftDiameter = 10; // [1:1:84] rail_clearance = 8; // mm from very top/bottom edge and where it is machine-specific data v1.0 Final revision; added custom DRC as project file tstamp 42deceed-4793-4b11-91d8-f336ff75a562) Final revision; added custom DRC as project file (pts Final revision; added custom DRC as project file tstamp 6b7d6cc6-a11c-4566-a5f2-ddde4d827642) Final revision; added custom DRC as project file tstamp a19ef654-a631-44b9-8b6b-999333495c1b) Final revision; added custom DRC as project file (pts Final revision; added custom DRC as project file 8976a63dc06fa25beedf8d2553931872c491047e adds README.md file Latest commits for branch pcb_finalization re-re-remove the mysterious extra trace 5040873587dbb57684343269abab88d35cf7124b Update Schematics/schematic_bugs_v1.md Update Schematics/schematic_bugs_v1.md Clock POT is too small for a box film cap instead of latch, https://www.neutrik.com/en/product/nc3faav2-0 AA Series, 3 pole female receptacle, grounding: separate ground contact to mating connector shell and front panel, lateral left PCB mount, asymmetric push, https://www.neutrik.com/en/product/nc3fav1-da A Series, 3 pole female XLR receptacle, grounding: mating connector shell and front panel, vertical PCB mount, retention spring instead of latch, https://www.neutrik.com/en/product/nc5fah-0 A Series, 5 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, replaces NL4MD-H, NL4MD-H-1, NL4MD-H-3, https://www.neutrik.com/en/product/nl4mdxx-h-3 speakON Chassis Connectors, 4 pole female XLR receptacle, grounding: mating connector shell and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nc3fahr1 A.

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