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Recognize copyright laws, the author to ask for permission. For software 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 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 (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 7.5mm, size 54.8x14mm^2, drill diamater 1.2mm, pad diameter 3mm, see , script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block Metz Connect Type175_RT02702HBLC pitch 7.5mm size 92.3x14mm^2 drill 1.15mm pad 3mm Terminal Block TE 1-282834-2 pitch 2.54mm length 3.2mm diameter 2.6mm Diode, T-1 series, Axial, Vertical, pin pitch=5.08mm, 0.5W = 1/2W length 9mm width 3.3mm Capacitor C, Radial series, Radial, pin pitch=5.00mm, , diameter*width=5.1*3.2mm^2, Capacitor, http://www.vishay.com/docs/45233/krseries.pdf C Disc series Radial pin pitch 41mm length 34.5mm diameter 20mm Electrolytic Capacitor C Rect series Radial pin pitch 5.08mm 0.167W length 3.6mm diameter 1.6mm Resistor, Axial_DIN0204 series, Axial, Vertical, pin pitch=5.08mm, , length*diameter=7.6*3.6mm^2, , http://www.diodes.com/_files/packages/DO-15.pdf Diode DO-15 series Axial Horizontal pin pitch 7.50mm length 9mm width 10mm Resistor, Radial_Power series, Radial, pin pitch=5.00mm, , diameter=8.7mm, Fastron, 07HCP, http://www.abracon.com/Magnetics/radial/AISR875.pdf Inductor Radial series Radial pin pitch 10.16mm length 8.9mm diameter 3.7mm Diode, A-405 series, Axial, Vertical, pin pitch=7.62mm, , length*diameter=24*7.5mm^2, Fastron, MESC, http://cdn-reichelt.de/documents/datenblatt/B400/DS_MESC.pdf Inductor Axial series Axial Vertical pin pitch 2.50mm length 4.6mm width 4.6mm Neosid SD75 Inductor, Radial series, Radial, pin pitch=5.00mm, , diameter*width=4.3*1.9mm^2, Capacitor, http://www.vishay.com/docs/45233/krseries.pdf C Disc series Radial pin pitch 35mm length 30mm diameter 10mm Electrolytic Capacitor CP, Radial series, Radial, pin pitch=7.50mm, , length*width=9*9.5mm^2, Capacitor, https://en.tdk.eu/inf/20/20/db/fc_2009/MKT_B32560_564.pdf C Rect series Radial pin pitch 15.00mm length 16.5mm width 13.5mm Capacitor C, Disc series, Radial, pin pitch=5.00mm, diameter=19mm, Supercapacitor, http://www.elna.co.jp/en/capacitor/double_layer/catalog/pdf/dx_e.pdf CP Radial series Radial pin pitch 12.7mm length 9.53mm diameter 5.21mm Diode, DO-247 series, Vertical, P 10.9mm Diode, DO-247 series, Horizontal, TabUp.

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