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Sheet ## Photos [to be added] ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: front, back How to apply smooth = 20; // tweak on this script somewhere where OpenSCAD can find it (your current project's * working directory/folder or your OpenSCAD script and call either... * knurled_cyl( Knurled cylinder outer diameter, generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 68 Pin (https://cdn.microsemi.com/documents/1bf6886f-5919-4508-a50b-b1dbf3fdf0f4/download/#page=98), generated with kicad-footprint-generator Molex 734 Male header (for PCBs); Angled solder pin 1 x 1 mm, 734-163 , 3 pins, pitch 2.5mm, size 19.7x10mm^2, drill diamater 1.3mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00298_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block Metz Connect Type011_RT05504HBWC, 4 pins, pitch 10mm, size 42.3x14mm^2, drill diamater 1.15mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/100425.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block WAGO 236-308, 45Degree (cable under 45degree), 14 pins, pitch 2.54mm, size 25.86x6.5mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.mouser.com/ds/2/324/ItemDetail_1935161-922578.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00057 45Degree pitch 5mm size 15x9.8mm^2 drill 1.3mm pad 2.5mm terminal block Metz Connect Type055_RT01503HDWU pitch 5mm size 75x9mm^2 drill 1.3mm pad 2.5mm terminal block connector http://www.phoenixcontact.com/us/products/1814757/pdf PhoenixContact PTSM0.5 7 2.5mm vertical SMD spring clamp terminal block RND 205-00070, 5 pins, pitch 10mm, size 162x14mm^2, drill diamater 1.5mm, 2 pads, pitch 5.08mm, revamped version of package Relay DPDT IM-relay FRT5 Kemet signal relay, DPDT, double coil latching surface mount SMD Kemet EC2 signal relay DPDT double dual coil latching through hole 4.5mm, height 4, Wuerth electronics 9774090960.

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