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For ovals avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals vias connect through the board, connecting a trace on one side to center of hole, with a diameter between 16-19 mm: https://www.keyelco.com/product.cfm/product_id/826 Keystone #500, 12mm CR1220 battery holder, Memory Protection Devices P/N BA9VPC, http://www.memoryprotectiondevices.com/datasheets/BA9VPC-datasheet.pdf PP3 Battery Holder BA9VPC 9V 2xAA cell battery holder, Keystone P/N 2468, http://www.keyelco.com/product-pdf.cfm?p=1033 AAA battery cell holder CR2032 retainer clip, SMT ( http://www.farnell.com/datasheets/1505853.pdf BC-2001 CR2032 2032 Battery Holder BH-331P Battery Type 3xAAA (Script generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-143-02-xxx-DV-BE-A, 43 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 Soldered wire connection with feed through strain relief, for 2 times 1.5 mm² wires, basic insulation, conductor diameter 0.4mm, 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_RND THT terminal block connector Terminal Block WAGO 236-507 45Degree pitch 5mm size 10x9mm^2 drill 1.3mm pad 2.6mm Terminal Block WAGO 236-114, 45Degree (cable under 45degree), 8 pins, pitch 5mm, size 25x10.5mm^2, drill diamater 1.2mm, pad diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block TE 1-282834-1 pitch 2.54mm length 5.3mm diameter 2.2mm Vishay IM-1 Inductor, Axial series, Axial, Vertical, pin pitch=5.08mm, , length*diameter=26*10mm^2, Fastron, 77A, http://cdn-reichelt.de/documents/datenblatt/B400/DS_77A.pdf Inductor Axial series Axial Vertical pin pitch 5.00mm diameter 6.0mm Tantal Electrolytic Capacitor CP, Radial series, Radial, pin pitch=7.50mm, , length*width=9*8.5mm^2, Capacitor, https://en.tdk.eu/inf/20/20/db/fc_2009/MKT_B32560_564.pdf C Rect series Radial pin pitch 10.00mm length 11.5mm width 6.4mm height 6.4mm Resistor, Axial_Power series, Axial, Vertical, pin pitch=7.62mm, , length*diameter=29.85*13.97mm^2, Vishay, IHA-105, http://www.vishay.com/docs/34014/iha.pdf Inductor Axial series Axial Horizontal pin pitch 12.5mm length 5.1mm diameter 3.1mm C, Axial series, Axial, Horizontal, pin pitch=15mm, , length*diameter=12*6.5mm^2, http://cdn-reichelt.de/documents/datenblatt/B300/STYROFLEX.pdf C Axial series Axial Horizontal.

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