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Added] ## Documentation: ### Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use 7.5mm holes, not 6mm - alpha pots - 9.8mm, +2mm - rotary - 11.5mm, +3.5mm -- biggest by far, maybe 12.6mm? Alpha pots: tight, only 1/2 turn for nut 11mm - rotary, SR2511 style, with very large 17.5mm panel hole+snip off pin, add holes for a single 0.15 mm² wires, reinforced insulation, conductor diameter 0.4mm, 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 JST EH series connector, B08B-ZESK-D (http://www.jst-mfg.com/product/pdf/eng/eZE.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py TQFN, 28 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/8008S.pdf#page=16), generated with kicad-footprint-generator Molex Sabre Power Connector, 43160-1103, 3 Pins (http://www.molex.com/pdm_docs/sd/559350210_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 28 Pin (http://ww1.microchip.com/downloads/en/PackagingSpec/00000049BQ.pdf#page=283), generated with kicad-footprint-generator ipc_noLead_generator.py LFCSP, 40 Pin (http://www.ti.com/lit/ds/symlink/msp430g2755.pdf#page=70 JEDEC MO-220 variant VEED-6), generated with kicad-footprint-generator Mounting Hardware, inside through hole 2.7mm, height 5, Wuerth electronics 97730456330 (https://katalog.we-online.com/em/datasheet/97730456330.pdf), generated with kicad-footprint-generator Hirose FH12, FFC/FPC connector, FH41-30S-0.5SH, 30 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py Texas Instruments DSBGA BGA YFF S-XBGA-N5 Texas Instruments, DSBGA, area grid, YZP, YZP0010, 1.86x1.36mm, 10 Ball, 3x4 Layout, 0.5mm Pitch, https://www.st.com/resource/en/datasheet/stm32g473pb.pdf ST UFBGA-129, 7.0x7.0mm, 129 Ball, 13x13 Layout, 0.5mm Pitch, https://www.st.com/resource/en/datasheet/stm32mp151a.pdf ST TFBGA-361, 12.0x12.0mm, 361 Ball, 23x23 Layout, 0.5mm Pitch, https://www.nxp.com/docs/en/package-information/98ASA00869D.pdf#page=1 MAPBGA 14x14x1.18 PKG, 14.0x14.0mm, 289 Ball, 17x17 Layout, 0.8mm Pitch, https://www.micron.com/-/media/client/global/documents/products/data-sheet/dram/ddr3/4gb_ddr3l.pdf#page=24 FBGA-78, 10.5x8.0mm, 78 Ball, 9x13 Layout, 0.8mm Pitch, https://www.micron.com/-/media/client/global/documents/products/data-sheet/dram/ddr3/4gb_ddr3l.pdf#page=25.

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