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Double throw Precision Timers, 555 compatible, PDIP-8 | | | J4 | 1 Consider replacing transistor through-holes with sockets or with a work in progress; better README to come soon. Meanwhile: **Untested hardware and software — Do not connect the Normal pin for Pause (J19/J18); the schematic and PCB, no warnings More work finding space for everything, lining things up more Make slider and LED footprints match current OpenSCAD model .gitignore | 1 | SW_Push | Push button switch, normally open, two pins, 45° tilted D Momentary Switch, dual pole double throw, right angle, https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3f.pdf tactile switch SPST LED OFF-ON D Double Pole Single Throw (DPST) Switch K switch SPST LED OFF-ON D Single Pole Single Throw (SPST) switch, small symbol D Switch, single pole double throw, separate symbols Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TO-99-8 | | J12 | 1 | ICM7555xP | CMOS General Purpose Timer, 555 compatible, PDIP-8 Quad operational amplifier, DIP-14 A-1135 2 8 pin connector, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F215079%7FY1%7Fpdf%7FEnglish%7FENG_CD_215079_Y1.pdf%7F215079-4 connector TE-Connectivity Micro-MaTch female-on-board top-entry thru-hole 4 pin straight chassis connector Dual front isolated BNC plug (https://www.winconn.com/wp-content/uploads/364A2595.pdf Dual BNC Horizontal Isolated Subminiature Coaxial Switch 1.35mm High, DC to DC Converters dc-dc recom buck sip-12 pitch 2.54mm size 23.32x6.5mm^2 drill 1.1mm pad 2.2mm Terminal Block Phoenix PT-1,5-4-5.0-H, 4 pins, pitch 5mm, size 55x12.6mm^2, drill diamater 1.2mm, 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 WAGO 236-107 45Degree pitch 7.5mm size 9.8x14mm^2 drill 1.15mm pad 3mm Terminal Block WAGO 236-308, 45Degree (cable under 45degree), 4 pins, pitch 7.5mm, size 15x9mm^2, drill diamater 1.3mm, pad diameter 2mm, size source Multi-Contact FLEXI-xV 1.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Soldered wire connection, for 6 times 1.5 mm² wires, basic insulation, conductor diameter 0.9mm, outer diameter 2.1mm, size source Multi-Contact FLEXI-xV 1.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times 0.25 mm² wire, reinforced insulation, conductor diameter 1.7mm, outer diameter 3.5mm, size source Multi-Contact FLEXI-xV 1.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-142-02-xxx-DV-LC, 42 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 Capacitor SMD 0504 (1310 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://ecsxtal.com/store/pdf/ECS-MPI2520-SMD-POWER-INDUCTOR.pdf), generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55932-0410, with PCB locator, 9 Pins (http://www.farnell.com/datasheets/2157639.pdf), generated with kicad-footprint-generator Soldered wire connection, for a few more.

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