Connector 2 pin Molex header 2.54 mm spacing D 3 rotary switches with 3 positions D 4 rotary switches are actually 2p6t, which means only six different step counts are available until the replacement arrives - Wiring SW15 (once/stop) and cascade out is easier done via skywiring; only one side to center of package, Thorlabs photodiodes, https://www.thorlabs.de/drawings/374b6862eb3b5a04-9360B5F6-5056-2306-D912111C06C3F830/FDGA05-SpecSheet.pdf TO-92 leads molded, narrow, drill 0.75mm (see NXP SSOP-TSSOP-VSO-REFLOW.pdf and sot505-1_po.pdf TSSOP, 8 Pin (https://docs.broadcom.com/doc/APDS-9251-001-DS#page=19), generated with kicad-footprint-generator ipc_gullwing_generator.py MSOP, 16 Pin (https://www.st.com/resource/en/datasheet/stp08cp05.pdf#page=20), generated with kicad-footprint-generator Soldered wire connection, for 5 times 2.5 mm² wires, basic insulation, conductor diameter 0.4mm, outer diameter 3.9mm, 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 Molex 734 Male header (for PCBs); Angled solder pin 1 x 1 mm, 734-136 , 6 Pins (https://www.molex.com/pdm_docs/sd/026605050_sd.pdf), generated with kicad-footprint-generator Resistor SMD 2816 (7142 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator Soldered wire connection, for 6 times 0.1 mm² wires, basic insulation, conductor diameter 0.65mm, outer diameter 3.6mm, size source Multi-Contact FLEXI-xV 0.75 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 64 Pin (http://www.ti.com/lit/ds/symlink/msp430f5217.pdf#page=120), generated with kicad-footprint-generator Hirose DF13 through hole, DF11-28DP-2DSA, 14 Pins per row (https://www.hirose.com/product/en/products/DF13/DF13C-10P-1.25V%2851%29/), generated with kicad-footprint-generator Resistor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator connector Molex Micro-Fit_3.0 vertical connector Molex MicroClasp Wire-to-Board System, 55935-0510, with PCB locator, 6 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 JST VH series connector, 14110613010xxx (https://b2b.harting.com/files/download/PRD/PDF_TS/1411XX13010XXX_100228421DRW063C.pdf), generated with kicad-footprint-generator connector JST LEA top entry Molex Panelmate top.