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Beta d89db83df13552281151487e636d3175f5aa0e7b updates to rev 2 beta by adding +5V, and both trigger/gate and CV routing updates led holes to PCB edge 9.12mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 25-pin D-Sub connector edge mount solder cup female x-pin-pitch 2.77mm mounting holes distance 33.3mm 15-pin D-Sub connector straight rugged MUSB D511 USB 2.0 Type C (https://www.bulgin.com/products/pub/media/bulgin/data/Battery_holders.pdf Comfortable Electronic CR2450 battery holder, http://www.comf.com.tw/ProductDetail.asp?no=148 Keystone type 1058 coin cell retainer Keystone 3034 SMD battery holder Keystone type 106 battery holder coin cell vertical Cherry MX keyswitch 2.75u Matias/ALPS keyswitch, ISO Enter, http://matias.ca/switches/ Matias ALPS keyswitch 1.00u PCB Cherry MX keyswitch ISO enter plate Matias/ALPS keyswitch, 6.25u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 2.25u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 2.00u, PCB mount, https://www.neutrik.com/en/product/nl4md-h-1 speakON Chassis Connectors, 4 pole female XLR receptacle, grounding: mating connector shell and front panel, vertical PCB mount, https://www.neutrik.com/en/product/ncj9fi-v-0 Combo I series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3maah AA Series, 3 pole male XLR receptacle, switching contacts, grounding: separate ground contact connected to EP (http://www.aosmd.com/res/packaging_information/DFN5x6_8L_EP1_P.pdf 56-Lead Plastic Quad Flat, No Lead Package - 6x8x0.9mm Body (https://www.microsemi.com/document-portal/doc_download/131677-pd70224-data-sheet Mini Circuits Case style FG (https://ww2.minicircuits.com/case_style/FG873.pdf LQFN, 48 Pin (http://ww1.microchip.com/downloads/en/PackagingSpec/00000049BQ.pdf#page=347), generated with kicad-footprint-generator Mounting Hardware, inside through hole 3.3mm, height 2, Wuerth electronics 9774010633 (https://katalog.we-online.com/em/datasheet/9774010633.pdf), generated with kicad-footprint-generator Soldered wire connection, for 4 times 1 mm² wires, basic insulation, conductor diameter 1.7mm, outer diameter 3.6mm, size source Multi-Contact FLEXI-xV 2.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator JST SHL series connector, 202396-0407 (http://www.molex.com/pdm_docs/sd/2023960207_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py Plastic Small Outline (SN) - Narrow, 3.90 mm Body [QFN]; see section 7.1 of http://www.st.com/resource/en/datasheet/stm32f410t8.pdf WLCSP-49, 7x7 raster, 3.89x3.74mm package, pitch.

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