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Format. * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf ## Git repository https://gitlab.com/rsholmes/precadsr Submodules From 83b013c3637bfb179ad62b90a6c8b2f5fb547c8c Mon Sep 17 00:00:00 2001 Subject: [PATCH] Added input resistor for sync; placed everything on PCB choices could also go to same bus run/stop 2x Pushbutton switches, all 2pin: - Glide attenuator (B10k) (join two left pins from below Clock rate (B100k) (not sure yet which 2 pins Ceramic Resomator/Filter 10.0x5.0 RedFrequency MG/MT/MX series, http://www.red-frequency.com/download/datenblatt/redfrequency-datenblatt-ir-zta.pdf, length*width=10.0x5.0mm^2 package, package length=8.0mm, package width=3.5mm, 2 pins LED, diameter 5.0mm, 2 pins, http://www.kingbright.com/attachments/file/psearch/000/00/00/L-2774GD(Ver.7B).pdf LED_Rectangular Rectangular Rectangular size 3.9x1.9mm^2, 2 pins, diameter 5.0mm, 4 pins, pitch 10mm, size 25x10.3mm^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 RND 205-00028 pitch 10mm size 52.3x14mm^2 drill 1.15mm pad 3mm Terminal Block WAGO 236-148 45Degree pitch 5mm Varistor, diameter 21.5mm, width 7.5mm, pitch 7.5mm Varistor, diameter 15.5mm, width 4.2mm, pitch 5mm size 21.5x15mm^2 drill 1.2mm pad 3mm Terminal Block Phoenix MKDS-1,5-5, 5 pins, pitch 10mm, size 15x9mm^2, drill diamater 1.3mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00078_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block Metz Connect 360291 size 9x7.3mm^2 drill 1.5mm pad 3mm Terminal Block WAGO 236-212, 45Degree (cable under 45degree), 5 pins, pitch 7.5mm, size 92.3x14mm^2, drill diamater 1.3mm, pad diameter 2.4mm, outer diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix MKDS-1,5-14-5.08 pitch 5.08mm length 14mm diameter 4.5mm Fastron HCCC Inductor, Axial series, Axial, Horizontal, pin pitch=12.7mm, , length*diameter=8.9*3.7mm^2, , http://www.diodes.com/_files/packages/8686949.gif Diode 5W series Axial Horizontal pin pitch 15.00mm length 16.5mm width 8.7mm Capacitor C, Rect series, Radial, pin pitch=7.50mm, , diameter=13mm, Electrolytic Capacitor CP, Axial series, Axial, Vertical, pin pitch=2.54mm, , length*diameter=6.6*2.7mm^2, Vishay, IM-2, http://www.vishay.com/docs/34030/im.pdf Inductor Axial series Axial Horizontal pin pitch 5.00mm 3W length 12.0mm width 8.0mm Resistor, Radial_Power series, Radial, pin pitch=10.00mm, , length*width=11.5*5.2mm^2, Capacitor, https://en.tdk.eu/inf/20/20/db/fc_2009/MKT_B32560_564.pdf C Rect series Radial pin pitch 22.50mm length 24mm diameter 7.5mm Fastron XHBCC Inductor, Axial series, Axial, Horizontal, pin pitch=35mm, , length*diameter=26.67*12.07mm^2, Vishay, IHA-103, http://www.vishay.com/docs/34014/iha.pdf Inductor Axial series Axial Horizontal pin pitch 17.78*30.48mm^2.

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