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Back-8.314790e-01 3.447075e-04 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## 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 range of in-tune response, but comments discuss potential fixes, maybe worth it for a single 0.127 mm² wires, basic insulation, conductor diameter 2.4mm, see http://www.4uconnector.com/online/object/4udrawing/19964.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00086 pitch 10mm Varistor, diameter 9mm, width 3.8mm, pitch 5mm size 15x12.5mm^2 drill 1.4mm pad 2.8mm terminal block Metz Connect Type059_RT06304HBWC, 4 pins, pitch 5.08mm, size 20.3x8mm^2, drill diamater 1.3mm, pad diameter 2.5mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_311711_RT137xxHBWC_OFF-022811Q.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 804-301 45Degree pitch 10mm Varistor, diameter 21.5mm, width 4.8mm, pitch 7.5mm size 182x14mm^2 drill 1.15mm pad 3mm single screw terminal block RND 205-00033 pitch 10mm Varistor, diameter 15.5mm, width 4.6mm, pitch 7.5mm Varistor, diameter 7mm, width 4.5mm, pitch 5mm size 60x10mm^2 drill 1.3mm pad 2.6mm terminal block RND 205-00019, 9 pins, pitch 10mm, size 42.3x14mm^2, drill diamater 1.2mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/100425.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 804-113, 45Degree (cable under 45degree), 5 pins, pitch 10mm, size 115x9mm^2, drill diamater 1.3mm, pad diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block 4Ucon ItemNo. 19964, 6 pins, pitch 5.08mm, size 71.1x11.2mm^2, drill diamater 1.15mm, pad diameter 2.1mm.
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