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## 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? SR2511 series are 11.43? Maybe more? Distance between pcb and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nc5mbv speakON Combo, 2 pole chassis connector, gray D-size flange, mirrored self tapping screw holes (A-screw), horizontal PCB mount, retention spring, https://www.neutrik.com/en/product/ncj10fi-h Combo I series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell to pin1 and front panel, lateral right PCB mount, https://www.neutrik.com/en/product/nc3maav-0 AA Series, 3 pole male XLR receptacle, grounding: without ground / shell contact, vertical PCB mount, https://www.neutrik.com/en/product/ncj10fi-v-0 Combo I series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 1.75u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 2.00u, vertical, PCB mount, https://www.neutrik.com/en/product/nl8md-v-1 speakON Chassis Connectors, 8 pole chassis connector, black D-size flange, mirrored self tapping screw holes (A-screw), https://www.neutrik.com/en/product/nlt4md-v THT Mini XLR 5Pin right angle tact switch https://www.e-switch.com/system/asset/product_line/data_sheet/148/TL1250.pdf led push switch right angle USB TYPE C, RA RCPT PCB, SMT, http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ117928.pdf USB C Type-C Receptacle Through-hole Right angle USB type A, Horizontal, https://www.molex.com/pdm_docs/sd/676433910_sd.pdf USB_A Female Connector receptacle USB A connector http://katalog.we-online.de/em/datasheet/61400826021.pdf A,phenol MUSB_D511, USB B receptacle, Horizontal, through-hole, http://www.on-shore.com/wp-content/uploads/2015/09/usb-b1hsxx.pdf USB-B receptacle horizontal through-hole USB_B USB B receptable with flange, https://cdn.amphenol-icc.com/media/wysiwyg/files/drawing/10118193.pdf Dustproof Micro USB Typ-B (http://www.molex.com/pdm_docs/sd/1051330031_sd.pdf Micro USB https://gct.co/files/drawings/usb3076.pdf Micro-USB SMD Typ-B Vertical Molex Vertical Micro USB Typ-B (http://www.molex.com/pdm_docs/sd/1051330001_sd.pdf Micro-USB SMD Typ-B Vertical Molex Vertical Micro USB B vertical female connector Universal Serial Bus (USB) Shielded I/O Plug, Type C, vertical, SMT, https://datasheet.lcsc.com/lcsc/2108072030_G-Switch-GT-USB-7051A_C2843970.pdf USB C Type-C Receptacle Through-hole Right angle USB type A right angle http://www.alps.com/prod/info/E/HTML/Tact/SnapIn/SKHH/SKHHLUA010.html tactile switch with 6 positions D Switch, three position, dual pole triple throw, 3 position switch, SP3T K switch SPST right angle, PTS645VL31-2 LFS tactile switch with LED, generic.

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