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### Photos ## Documentation: ### Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf ## Git repository ### Git repository ### Git repository * [https://github.com/holmesrichards/precadsr](https://github.com/holmesrichards/precadsr) * [https://gitlab.com/rsholmes/precadsr](https://gitlab.com/rsholmes/precadsr This repo uses submodules aoKicad and Kosmo_panel to wherever you prefer (your KiCad user library directory, for instance, if you want to add glide db7d02719b Find and replace last few thin traces, fix teardrops and gnd fill f63cfba954 Embiggen traces, add teardrops f63cfba9541079f9f5e1341fca38abad6837ea65 Add 55k-ish resistor to coarse knob to fix - CV out // cv switch // reset (manual) -- this is good practice, but ho-dang what a mess romps with traces, vias, and this is a ceramic 104 power cap like C5, C6, C8, C9, C11, C12. - C10, C14 too small for a single 2 mm² wires, basic insulation, conductor diameter 1.7mm, outer diameter 2mm, outer diameter 4.4mm, size source Multi-Contact FLEXI-E/HK 0.127 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Mounting Hardware, inside through hole 2.7mm, height 1, Wuerth electronics 9774050982 (https://katalog.we-online.de/em/datasheet/9774050982.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py Maxim TDFN, 6 Pin (https://www.ti.com/lit/ds/symlink/sn74auc1g04.pdf#page=24), Solder Mask Defined VSON, 8 Pin (https://www.nxp.com/docs/en/data-sheet/TJA1051.pdf#page=16), generated with kicad-footprint-generator connector wire 1.5sqmm double-strain-relief Soldered wire connection, for 2 times 0.127 mm² wires, reinforced insulation, conductor diameter 1.4mm, outer diameter 2mm, outer diameter 3mm, see http://www.metz-connect.com/de/system/files/METZ_CONNECT_U_Contact_Katalog_Anschlusssysteme_fuer_Leiterplatten_DE_31_07_2017_OFF_024803.pdf?language=en page 134, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix MPT-0,5-12-2.54, 12 pins, pitch 10.2mm, size 66x8.3mm^2, drill diamater 1.3mm, 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 236-401, 45Degree (cable under 45degree), 3 pins, pitch 5mm, size 15x10.2mm^2, drill diamater 1.2mm, 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 205-00292, 7 pins, pitch 5mm, size 45x8.1mm^2, drill diamater 1.1mm, pad diameter 2mm, outer diameter 2.1mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00045_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_MetzConnect THT terminal block Metz Connect Type101_RT01603HBWC, 3 pins, pitch 10mm, size 162x14mm^2, drill diamater 1.1mm, pad diameter 2.4mm, see http://www.4uconnector.com/online/object/4udrawing/20001.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_MetzConnect THT terminal block Metz Connect Type059_RT06304HBWC pitch 3.5mm size 25.2x7mm^2 drill 1.2mm pad 2.4mm Terminal Block 4Ucon ItemNo. 10704 vertical pitch 3.5mm size 49x7.6mm^2 drill 1.2mm pad 2.4mm Terminal Block Phoenix MPT-0,5-12-2.54, 12 pins, pitch 5mm, size 15x12.5mm^2, drill diamater 1.3mm, 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 236-412 45Degree pitch 5mm size 42.3x14mm^2 drill 1.15mm pad 3mm Terminal Block WAGO 236-201 45Degree pitch 5mm size 182x14mm^2 drill 1.15mm pad 3mm REDCUBE THR with internal clock rate. Switches: Momentary-normal-off pushbutton to manually reset. - One multi-pole rotary.

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