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PCBs, vertical (source: https://suddendocs.samtec.com/prints/hsec8-1xxx-xx-xx-dv-x-xx-footprint.pdf 0.8 mm Highspeed card edge connector for PCB's with 40 contacts (not polarized Highspeed card edge connector for 2.4mm PCB's with 70 contacts (polarized Highspeed card edge connector for 2.4mm PCB's with 50 contacts (polarized Highspeed card edge connector for 2.4mm PCB's with 60 contacts (polarized Highspeed card edge connector for 1.6mm PCB's with 30 contacts (polarized Highspeed card edge connector for 1.6mm PCB's with 30 contacts (not polarized Highspeed card edge connector for PCB's with 05 contacts (not polarized Highspeed card edge connector for 1.6mm PCB's with 50 contacts (not polarized Highspeed card edge connector for PCB's with 08 contacts (not polarized Highspeed card edge connector for panel, 90° PCB mount 4 pin connector, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F215079%7FY1%7Fpdf%7FEnglish%7FENG_CD_215079_Y1.pdf%7F215079-4 connector TE-Connectivity Micro-MaTch Vertical 1-215079-6 8-215079-16 TE-Connectivity Micro-MaTch Vertical 1-215079-2 8-215079-12 TE-Connectivity Micro-MaTch Vertical 2-215079-0 9-215079-20 TE-Connectivity Micro-MaTch female-on-board top-entry thru-hole 12 pin connector, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F215079%7FY1%7Fpdf%7FEnglish%7FENG_CD_215079_Y1.pdf%7F215079-4 connector TE-Connectivity Micro-MaTch female-on-board top-entry thru-hole 20 pin connector, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F215079%7FY1%7Fpdf%7FEnglish%7FENG_CD_215079_Y1.pdf%7F215079-4 connector TE-Connectivity Micro-MaTch female-on-board top-entry thru-hole 18 pin connector, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F215079%7FY1%7Fpdf%7FEnglish%7FENG_CD_215079_Y1.pdf%7F215079-4 connector TE-Connectivity Micro-MaTch female-on-board top-entry thru-hole 14 pin DIP socket | | | L1 | 1 | Synth_power_2x5 | 2x5 pin shrouded header 2.54 mm spacing KK254 Molex header 2 pin Molex connector | | | | | | | | R2, R5 | 2 | 1 | 1 | LM358 | Low-Power, Dual Operational Amplifiers, DIP-14/SOIC-14 | | | | | | J1 | 1 | SW_Push | Push button switch, generic, symbol, four pins D Push button switch, generic, two pins | Dailywell | PAS6B3M1CESA3-5 or PAS6B3M1CESA2-5 | Tayda | A-4349 | | | Tayda | A-2939 | | | | | R6, R8 | 2 pin Molex header Operational amplifier, DIP-8 | | S2 | 1 | AudioJack2_SwitchT | Audio Jack, 2 Poles (Mono / TS) | | R9 | 1 Consider replacing transistor through-holes with sockets or with modifications 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 ## Git repository https://gitlab.com/rsholmes/precadsr Submodules From 83b013c3637bfb179ad62b90a6c8b2f5fb547c8c Mon.

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