synth_tools

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0.449684 0.764146 vertex 0.589577 -6.81829 7.19149 vertex -0.790944 -6.85859 7.37319 vertex -6.94378 0.693269 7.20613 facet normal 0.625113 0.334131 0.705401 facet normal 0.0376919 0.272942 0.961292 vertex -0.0610838 -7.13918 6.87866 vertex -7.34599 -0.0206242 6.86125 facet normal -0.528237 -0.643667 0.553767 facet normal 2.667000e-15 -5.594572e-15 1.000000e+00 facet normal -0.462418 -0.836804 0.293136 facet normal 4.866830e-001 -8.343586e-001 2.588152e-001 facet normal 7.266719e-01 -6.869846e-01 3.363473e-04 facet normal -0.920074 -0.090682 0.381103 facet normal -0.471404 -0.875977 0.102188 facet normal -0.768363 0.630808 0.108162 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 the 4 pins (http://www.qingpu-electronics.com/en/products/WQP-PJ320D-72.html 3.5mm jack mic microphone phones headphones 4pins audio plug Headphones with microphone connector, 3.5mm, 4 pins module CMS SOT223 8 pins, pitch 5mm, size 22.3x14mm^2, drill diamater 1.15mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00001_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix MKDS-3-8-5.08 pitch 5.08mm length 26mm diameter 9mm width 5.7mm Capacitor C, Rect series, Radial, pin pitch=7.50mm, , length*width=10*4mm^2, Capacitor, http://www.wima.com/EN/WIMA_FKS_3.pdf C Rect series Radial pin pitch 31.80mm length 67.6mm width 36.1mm Vishay TJ9 SMD Solder Jumper, 1x1.5mm, rounded Pads, 0.3mm gap, open, labeled with numbers SMD Solder Jumper, 1x1.5mm Pads, 0.3mm gap, pads 1-2 Bridged2Bar with 2 copper strip SMD 1x36 2.54mm single row (from Kicad 4.0.7), script generated Through hole angled pin header SMD 1x33 2.54mm single row style2 pin1 right Through hole angled socket strip SMD 2x34 1.00mm double row Through hole straight socket strip, 1x01, 2.00mm pitch, double rows Through hole angled pin header, 1x14, 2.00mm pitch, double cols (https://gct.co/files/drawings/bc085.pdf), script generated Through hole straight socket strip, 2x12, 2.00mm pitch, double cols (from Kicad 4.0.7), script generated Surface mounted socket strip THT 2x27 2.00mm double row surface-mounted straight socket strip, 2x05, 1.27mm pitch, single row Through hole straight pin header, 1x40, 1.27mm pitch, 4.4mm socket length, double rows Through hole socket strip THT 2x15 1.27mm.

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