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Not Incompatible With Secondary Licenses", as defined by Copyright (c) 2013 Charles Iliya Krempeaux :: http://changelog.ca/ Permission is hereby granted, free of charge, to any person obtaining a copy The MIT License Copyright (c) 2018-present, Yuxi (Evan) You Permission is hereby granted, free of charge, to any person obtaining a copy of The MIT License (MIT) Copyright (c) 2014 Klaus Post Permission is hereby granted, free of charge, to any Recipient (other than patent or trademark Licensable by such Contributor fails to notify You of the License, but not limited to, the following: * Bourns PTL series, such as: ** https://www.mouser.com/ProductDetail/Bourns/PTL30-15O0-105A2?qs=fV9UsjselOEqdQiKFAm%2Fog%3D%3D (A1M, orange LED, 30mm travel, 15mm shaft ** https://www.mouser.com/ProductDetail/Bourns/PTL30-15R0-103B1?qs=X8nz4ozed5glbMOCRmYKzw%3D%3D (B10K, red LED, 30mm travel, 15mm shaft) * https://www.mouser.com/ProductDetail/Bourns/PTL30-15R0-103B1?qs=X8nz4ozed5glbMOCRmYKzw%3D%3D (B10K, red LED, 30mm travel, 15mm shaft * TBD, needs testing * State Gates (from Befaco) * TBD, needs testing; but if LEDs are possible, this should be possible, too * Manual trigger * See manual step (featuring debouncing!), sequencer cascading, basic glide (for portamento), attack decay sustain release 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) 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/nc4fbh B Series, 4 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3faah2 AA Series, 3 pole female receptacle, grounding: mating connector shell and front panel, vertical PCB mount, self tapping screw holes (A-screw), vertical PCB mount, https://www.neutrik.com/en/product/ncj10fi-h-0 Combo I series, 3 pole female XLR receptacle, grounding: mating connector shell to pin1 and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nc3mahr A Series, 3 pole female XLR receptacle, grounding: mating connector shell and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nc5mah A Series, 3 pole female receptacle, grounding: mating connector shell and front panel, steel retention lug, vertical PCB mount, https://www.neutrik.com/en/product/nc5mah A Series, 3 pole female XLR receptacle, grounding: mating connector shell to pin1 and front panel, vertical PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 2.25u plate Cherry MX keyswitch 1.00u PCB Cherry MX keyswitch, 6.25u, PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 1.50u Matias/ALPS keyswitch, 1.25u, http://matias.ca/switches/ Matias ALPS keyswitch 2.75u plate Cherry MX keyswitch 2.00u vertical.

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