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File .gitignore Initial commit Initial commit Initial commit README.md | 4 | 100k | Resistor | | | C10 | 1 nF | Unpolarized capacitor | Tayda | A-1847 | | R20, R22 | 3 | A1M | \*\*Potentiometer, 16 mm vertical board mount module ACDC-Converter, 3W, Meanwell, IRM-02, SMD, https://www.meanwell.com/Upload/PDF/IRM-02/IRM-02-SPEC.PDF ACDC-Converter, 2W, Meanwell, IRM-02, THT, https://www.meanwell.co.uk/media/productPDF/IRM-02-spec.pdf ACDC-Converter, 3W, Meanwell, IRM-02, THT, https://www.meanwell.co.uk/media/productPDF/IRM-02-spec.pdf ACDC-Converter, 3W, Hahn-HS-400xx, THT https://www.schukat.com/schukat/schukat_cms_de.nsf/index/FrameView?OpenDocument&art=HS40009&wg=M7942 ACDC-Converter, 3W, Meanwell, IRM-03, SMD, http://www.meanwell.com/webapp/product/search.aspx?prod=IRM-03 ACDC-Converter, 3W, Meanwell, IRM-03, SMD, http://www.meanwell.com/webapp/product/search.aspx?prod=IRM-03 ACDC-Converter, 3W, HiLink, HLK-PMxx, THT, http://www.hlktech.net/product_detail.php?ProId=54 ACDC-Converter 3W THT HiLink board mount OR: | | R15, R17, R19 | 3 | 1k | Resistor | | | Tayda | A-157 | | | Tayda | A-826 | | | R1, R2 | 2 | 10uF | Electrolytic capacitor | | J10 | 1 | SW_3PDT_x3 | Switch, single pole normally-open tactile switch https://cdn.sos.sk/productdata/80/f6/aabf7be6/5gth9358222.pdf Switch NKK G1xJP http://www.nkkswitches.com/pdf/gwillum.pdf SWITCH TOGGLE ILLUM SPDT NKK Switch, single pole double throw, separate symbols K switch normally-open pushbutton push-button D Push button switch, normally open, two pins, 45° tilted D Momentary Switch, single pole normally-open tactile switch D MEC 5E single pole double throw, illuminated paddle, http://www.nkkswitches.com/pdf/gwillum.pdf switch single-pole double-throw spdt ON-ON K reed magnetic switch SPDT D rotary switch with LED, generic K switch normally-open pushbutton push-button D MEC 5G single pole normally-open tactile switch Omron B3F right angle USB3 type A right angle (http://www.molex.com/pdm_docs/sd/467651301_sd.pdf hdmi micro type d right angle tact switch https://www.e-switch.com/system/asset/product_line/data_sheet/148/TL1250.pdf led push switch right angle right angle USB type A, Horizontal, https://www.molex.com/pdm_docs/sd/676433910_sd.pdf USB_A Female Connector receptacle USB A connector https://belfuse.com/resources/drawings/stewartconnector/dr-stw-ss-52100-001.pdf USB type A right angle Surface-mount DC Barrel Jack, https://www.cliffuk.co.uk/products/dcconnectors/FC681465S.pdf Surface-mount DC Barrel Jack, http://www.cui.com/product/resource/pj-036ah-smt.pdf Barrel Jack, 2.0mm ID, 5.5mm OD, 24V, 8A, no switch, https://www.cui.com/product/resource/pj-063ah.pdf barrel jack connector 6P6C Shielded RJ45 ethernet magnetic transformer connector horizontal angled 90deg THT male pitch 2.77x2.84mm pin-PCB-offset 7.699999999999999mm mounting-holes-distance 33.3mm mounting-hole-offset 33.3mm 15-pin D-Sub connector edge mount solder cup male x-pin-pitch 2.77mm mounting holes to PCB for holding three chips (two 74s, one 72) Noise MK's S&H not strictly a noise and envelope generator synth module. Layout and panel are Kosmo format. * [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 ## GitHub repository https://github.com/holmesrichards/precadsr Submodules Latest commits for file Panels/10_step_seq.scad Experimenting with more panel layout ideas working_height = height - v_margin.

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