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Omron B3F right angle USB3 type A Plug, Horizontal, http://cnctech.us/pdfs/1001-011-01101.pdf USB-A receptacle horizontal through-hole USB B receptacle horizontal through-hole USB_B USB B receptacle, Horizontal, through-hole, http://www.on-shore.com/wp-content/uploads/2015/09/usb-b1hsxx.pdf USB-B receptacle horizontal through-hole USB_B USB B vertical female connector straight vertical THT male pitch 2.41x2.54mm pin-PCB-offset 9.4mm 44-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, female, pitch 2.77x2.84mm, pin-PCB-offset 9.9mm, distance of mounting holes distance 33.3mm 37-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, male, pitch 2.29x1.98mm, pin-PCB-offset 9.4mm, see http://docs-europe.electrocomponents.com/webdocs/1585/0900766b81585df2.pdf 15-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, male, pitch 2.77x2.84mm, distance of mounting holes to PCB edge 9.12mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 25-pin D-Sub connector horizontal angled 90deg THT female pitch 2.77x2.54mm pin-PCB-offset 9.4mm 15-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, female, pitch 2.29x1.98mm, pin-PCB-offset 9.4mm, see http://docs-europe.electrocomponents.com/webdocs/1585/0900766b81585df2.pdf 37-pin D-Sub connector horizontal angled 90deg THT female pitch 2.29x1.98mm mounting holes to 5mm + unplated, and revises jack footprint 16c50fa0a8 Add pulldown resistors for reset debounce cap; formatting 2c2abd8837 checkpoint before trying to add picture 5082711a98 Add a printer_hole_scale parameter (or similar) to scale holes so that printing them offsets any printer calibration error. This keeps local calibration issues separate form the shafthole_radius parameter, which 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) How to apply and the meaning and intended legal effect of CC0 on those rights. 1. Copyright and Related Rights (defined below) upon the creator and subsequent owner(s) (each and all, an "owner") of an original work.

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