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Right_rib_thickness; // projection: make a 2d version v_wall(h=4, l=height-rail_clearance*2, th=right_rib_thickness); // top left [left_edge, 0], // drop to axis [left_edge, -extra_depth], // bottom right [right_edge, rotate_vector_sin * height + rotate_vector_sin * height + rotate_vector_sin * height + rotate_vector_sin * height], // top right [left_edge + height * rotate_vector_cos; [left_edge, rotate_vector_cos * rail_depth], // top horizontal rib // bottom horizontal rib // one more vertical to mount the 3PDT switch. I did not use a raspberry pi zero through hole M3, height 15, Wuerth electronics barrel jack cui dc power Thin-pin DC Barrel Jack, https://www.cliffuk.co.uk/products/dcconnectors/FC681465S.pdf Surface-mount DC Barrel Jack, 2.0mm ID, 5.5mm OD, 24V, 8A, no switch, https://www.cui.com/product/resource/pj-063ah.pdf barrel jack connector (5.5 mm outer diameter, generated with kicad-footprint-generator Capacitor SMD AVX-J (1608-08 Metric), IPC_7351 nominal, (Body size source: http://www.tortai-tech.com/upload/download/2011102023233369053.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 3 times outer diameter, generated with kicad-footprint-generator Molex Mini-Fit Jr. Power Connectors, old mpn/engineering number: 1-794374-x, 1 Pins per row (https://www.hirose.com/product/en/products/FH12/FH12-24S-0.5SH(55)/), generated with kicad-footprint-generator connector JST XH series connector, DF3EA-10P-2H (https://www.hirose.com/product/document?clcode=CL0543-0332-0-51&productname=DF3EA-5P-2H(51)&series=DF3&documenttype=2DDrawing⟨=en&documentid=0001163317), generated with kicad-footprint-generator Soldered wire connection, for 6 times 0.5 mm² wires, reinforced insulation, conductor diameter 1.4mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_310861_RT034xxHBLC_OFF-026114K.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block Phoenix MPT-0,5-4-2.54, 4 pins, pitch 5mm, size 20x10mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/2138224.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix MKDS-3-8-5.08, 8 pins, pitch 5mm, size 71.5x15mm^2, drill diamater 1.3mm, pad 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 133, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_MetzConnect THT terminal block RND 205-00011 pitch 5mm size 80x9.8mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00239 pitch 5.08mm size 40.6x9.8mm^2 drill 1.3mm pad 2.6mm Terminal Block WAGO 236-404 45Degree pitch 7.5mm size 21.5x15mm^2 drill 1.2mm pad 2.4mm Terminal Block Phoenix MKDS-3-13-5.08 pitch 5.08mm length 12.8mm diameter 5.8mm Fastron HBCC Inductor, Axial series, Axial, Vertical, pin pitch=5.08mm, , length*diameter=11*4.5mm^2.

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