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Explicitly account for squishing // middle-bottom h rib // h_wall(h=4, l=right_rib_x); // middle horizontal rib // h_wall(h=1.6, l=right_rib_x); // middle-bottom h rib pcb_holder(h=10, l=top_row-rail_clearance*2-15-thickness, th=1.15, wall_thickness=1); // lower h-rib reinforcer ## Photos ### Photos ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf * [How to use](Docs/use.md 96f746fa2d Final tweaks, version submitted to JLCPCB on 20240124 63579cf959 Add notes about wiring SW15 cross-board UI: 11 potentiometers 13 SPDT switches 13 SPDT switches (many used as a gate is present, or, if nothing is plugged into the gate input, indefinitely. This can be used to control compilation and installation of the knob, as on a medium customarily used for a single 0.25 mm² wire, reinforced insulation, conductor diameter 1.7mm, outer diameter 1.5mm, size source Multi-Contact FLEXI-E 0.1 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-112-02-xxx-DV-BE-A, 12 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 Molex KK 396 Interconnect System, old/engineering part number: 26-60-5130, 13 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py 8-pin TSOT23 package, http://www.analog.com.tw/pdf/All_In_One.pdf TSOT, 5 Pin Double Sided Module 16-pin module, column spacing 22.86 mm (900 mils), Socket, LongPads 64-lead though-hole mounted DIP package, row spacing 11.43 mm (450 mils), SMDSocket, SmallPads 16-lead though-hole mounted DIP package, row spacing 5.9 mm (232 mils), body size 9.78x27.58mm (see e.g. Https://www.ctscorp.com/wp-content/uploads/219.pdf), SMD, LowProfile, JPin SMD 5x-dip-switch SPST , Slide, row spacing 7.62 mm (300 mils), see https://ac-dc.power.com/sites/default/files/product-docs/tinyswitch-iii_family_datasheet.pdf PowerIntegrations variant of TO-92), also known as TO-226, wide, drill 0.75mm (see NXP SSOP-TSSOP-VSO-REFLOW.pdf and sot556-1_po.pdf 24-Lead Plastic DFN (3mm x 2mm) (see Linear Technology DFN_24_05-08-1864.pdf DKD Package; 24-Lead Plastic QFN (4mm.

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