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Left_panel_width, " with spacing ", left_panel_spacing); right_panel_width = 12; label_font_size = 5; //mm left_col = 10 + center_adjust; right_col = width_mm - hole_dist_side - thickness; // additives - labels, etc // one more to mount a circuit outside the full dev board (in some cases) Arduino + DAC https://www.youtube.com/watch?v=t3kUPjdiq0o for explainer https://drive.google.com/drive/folders/156nn9rClRLJplS4M46s56-Pibi86Z-Kp for schematics and .ino file uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on SIP7, http://power.murata.com/data/power/ncl/kdc_nma.pdf Isolated 1W or 2W Single Output SM DC/DC Converters 78sr3.3 78sr5 78sr9 78sr12 78srXX DCDC-Converter, RECOM, RECOM_R-78HB-0.5L, SIP-3, Horizontally Mounted, pitch 2.54mm, size 5.54x6.5mm^2, drill diamater 1.3mm, pad diameter 3mm, see , script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00086 pitch 10mm Varistor, diameter 9mm, width 4.2mm, pitch 7.5mm Varistor, diameter 9mm, width 5.4mm, pitch 7.5mm size 119x15mm^2 drill 1.2mm pad 2.3mm terminal block RND 205-00079, vertical (cable from top), 5 pins, pitch 5mm, size 60x12.6mm^2, drill diamater 1.3mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00001_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00012 pitch 5mm size 12.3x14mm^2 drill 1.15mm pad 3mm Terminal Block WAGO 236-507 45Degree pitch 7.5mm size 62.3x14mm^2 drill 1.15mm pad 3mm Terminal Block Phoenix MKDS-1,5-4 pitch 5mm size 76.5x15mm^2 drill 1.2mm pad 3mm Terminal Block Phoenix PT-1,5-11-5.0-H, 11 pins, pitch 5mm, size 20x12.6mm^2, drill diamater 1.3mm, pad diameter 2.1mm, see http://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F282834%7FC1%7Fpdf%7FEnglish%7FENG_CD_282834_C1.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix MKDS-1,5-2 pitch 5mm size 60x9.8mm^2 drill 1.3mm pad 2.6mm terminal block connector http://www.phoenixcontact.com/us/products/1814715/pdf PhoenixContact PTSM0.5 2 2.5mm vertical SMD spring clamp terminal block RND 205-00295, 10 pins, pitch 3.5mm, size source Multi-Contact FLEXI-xV 2.5 (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 M3, height 6, Wuerth electronics 9775051360 (https://katalog.we-online.com/em/datasheet/9775051360.pdf), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 5 times 0.5 mm² wires, basic insulation, conductor diameter 1.25mm, outer diameter 3.6mm, size source Multi-Contact FLEXI-2V 0.25 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator connector Molex Mini-Fit_Jr side entryplastic_peg Molex Mini-Fit Jr. Power Connectors, old mpn/engineering number: 5566-24A, example for new mpn: 39-28-918x, 9 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 connector Molex Mini-Fit_Jr side entryplastic_peg Molex Mini-Fit Sr. Power Connectors, 42819-22XX.

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