synth_tools

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Be added] ## Documentation: ### Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use the two clockwise-most pins, looking from below. Clock rate goes down when resistance goes up, opposite to expectation. Schematic fixes: Trim 5mm from vertical for both panels, to make fitting inside a case easier. Or 10mm if it can fit; losing the bodge area. Don't put R8 so close to R26 - D36/R47 too close - Clock in socket with 80 contacts AT ISA 16 bits Bus Edge Connector x1 http://www.ritrontek.com/uploadfile/2016/1026/20161026105231124.pdf#page=70 Highspeed card edge connector for 2.4mm PCB's with 60 contacts (polarized Highspeed card edge connector for PCB's with 40 contacts (not polarized Highspeed card edge connector for PCB's with 30 contacts (polarized Highspeed card edge connector for 1.6mm PCB's with 70 contacts (polarized Highspeed card edge connector for 1.6mm PCB's with 20 contacts (not polarized Highspeed card edge connector for 2.4mm PCB's with 50 contacts (not polarized Highspeed card edge connector for IQRF TR-x2DA(T) modules, http://iqrf.org/weben/downloads.php?id=104 8 pin SIM connector for 2.4mm PCB's with 05 contacts (polarized Highspeed card edge connector for PCB's with 30 contacts (not polarized Highspeed card edge connector for 2.4mm PCB's with 50 contacts (not polarized Highspeed card edge connector for 2.4mm PCB's with 08 contacts (polarized Highspeed card edge card connector socket for 2.36mm PCBs, vertical, alignment pins, weld tabs (source: https://suddendocs.samtec.com/prints/hsec8-1xxx-xx-xx-dv-x-xx-footprint.pdf 0.8 mm Highspeed card edge card connector socket for 2.36mm PCBs, vertical, alignment pins, weld tabs, 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 50 contacts (not polarized Highspeed card edge connector for 1.6mm PCB's with 20 contacts (polarized Highspeed card edge connector for 1.6mm PCB's with 05 contacts (polarized conn samtec card-edge high-speed Highspeed card edge connector for 1.6mm PCB's with 30 contacts (polarized Highspeed card edge connector for 2.4mm PCB's with 40 contacts (polarized Highspeed card edge connector for PCB's with 20 contacts (polarized Highspeed card edge connector for PCB's with 70 contacts (not polarized Highspeed card edge connector for 1.6mm PCB's with 60 contacts (polarized Highspeed card edge card connector socket.

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