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1.12 and later. Copyright 2008-2012 Charles Karney Permission is hereby granted, free of charge, to any person obtaining a copy The MIT License Permission is hereby granted, free of charge, to any person obtaining a copy of This is an ADSR 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 ``` git clone --recurse-submodules git@gitlab.com:rsholmes/precadsr.git ``` Or if you want to socket the timing capacitors. \*\* Use only four (4) potentiometers, either 9 mm or 16 mm vertical board mount | | | | | | D1, D2 | 2 .../Unseen Servant/Unseen Servant.kicad_pro | 40 .../Unseen Servant/Unseen Servant.kicad_pcb | 2 pin Molex header 2.54 mm spacing | Tayda | A-3186 | | C7, C12 | 3 * https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15R0-103B1/3781301 (red B10K) and https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15O0-105A2/7314942 (orange A1M * The jacks, like the SPDT toggle.* In that case the pots and switches board ("Board B") must sit a few mm further from the bottom // you can also just play SR2 SR 1.pdf 76dd29636a Checkpoint in case of crashes Fix getting a bunch of wires backwards Fix floating pin for op amp 54f1a61ba5 gets jiggy with PCB locator, 13 Pins per row (https://www.molex.com/pdm_docs/sd/430450221_sd.pdf), generated with kicad-footprint-generator TE FPC connector, 10 bottom-side contacts, 1.0mm pitch, 1.0mm height, SMT, http://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=84953&DocType=Customer+Drawing&DocLang=English&DocFormat=pdf&PartCntxt=84953-4 TE FPC connector, 19 top-side contacts, 0.5mm pitch, SMT, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F1734839%7FC%7Fpdf%7FEnglish%7FENG_CD_1734839_C_C_1734839.pdf%7F4-1734839-0 TE FPC connector, 06 top-side contacts, 1.0mm pitch, 1.0mm height, SMT, http://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=84952&DocType=Customer+Drawing&DocLang=English&DocFormat=pdf&PartCntxt=84952-4 TE FPC connector, 21 bottom-side contacts, 1.0mm pitch, 1.0mm height, SMT, http://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=84952&DocType=Customer+Drawing&DocLang=English&DocFormat=pdf&PartCntxt=84952-4 TE FPC connector, 25 top-side contacts, 1.0mm pitch, 1.0mm height.

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