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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, horizontal PCB mount, https://www.neutrik.com/en/product/nc3mahl A Series, 5 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, self tapping screw holes (A-screw), https://www.neutrik.com/en/product/nlt4md-v THT Mini XLR 5Pin right angle Molex 0.50mm Pitch Easy-On BackFlip, Right-Angle, Bottom Contact FFC/FPC, 200528-0260, 26 Circuits (https://www.molex.com/pdm_docs/sd/2005280260_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 56 Pin (http://www.cypress.com/file/416486/download#page=40), generated with StandardBox.py) (https://datasheets.avx.com/LMLPD.pdf smd shielded smd shielded power inductor https://abracon.com/Magnetics/power/ASPI-0630LR.pdf inductor abracon smd shielded smd shielded power inductor http://www.abracon.com/Magnetics/power/ASPI-3012S.pdf Bourns SRN1060 SMD inductor Inductor, Bourns, SRP5030T, 5.7mmx5.2mm (Script generated with kicad-footprint-generator JST SUR series connector, B8B-PH-SM4-TB (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 56 Pin (https://www.jedec.org/standards-documents/docs/mo-142-d variation AC), generated with kicad-footprint-generator connector wire 2.5sqmm strain-relief Soldered wire connection with double feed through strain relief, for 6 times 2.5 mm² wires, basic insulation, conductor diameter 1.4mm, length 8.5mm, width 2.8mm, e.g. Ettinger 13.13.865, https://katalog.ettinger.de/#p=434 solder Pin_ with flat with hole, hole diameter 1.4mm, outer diameter 2mm, size source Multi-Contact FLEXI-E 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 Connector Phoenix Contact connector footprint for: MC_1,5/3-GF-3.5; number of pins: 04; pin pitch: 3.50mm; Vertical || order number: 1843677 8A 160V Generic Phoenix Contact connector footprint for: GMSTBVA_2,5/9-G; number of pins: 12; pin pitch: 7.50mm; Vertical || order number: 1924004 16A (HC Generic Phoenix Contact connector footprint for: MCV_1,5/11-GF-5.08; number of pins: 13; pin pitch: 5.00mm; Angled; threaded flange || order number: 1776922 12A || order number: 1755794 12A.

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