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Contents PSU (power supply unit) VCO (Voltage-controlled oscillator) Sequencer PSU (power supply unit Outputs ±12V DC, +5V DC, and passes CV and trigger or gate per step. (10 One potentiometer per step, to set clock rate (if onboard clock is used // 11 SPDT switches (many used as SPST - 2 pin Molex connector | | R24, R26, R28 | 3 | 100R | Resistor | | U3 | 1 | 10nF | Film capacitor | | | | | | Tayda | A-4349 | | Tayda | A-1624 or A-2969 | | | J9 | 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 first two groups should be 1. // @todo Calculate the convexity values based on either internal or external clock signal, start/stop, manual step (sw13) - pushbutton // 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 ## GitHub repository https://github.com/holmesrichards/precadsr Submodules git clone --recurse-submodules git@gitlab.com:rsholmes/precadsr.git ``` Or if you need a hole, set this to zero. // Diameter of base of round part of its this software without specific prior written permission. THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND The MIT License Copyright (c) 2006-2011 Kirill Simonov Copyright (c) 2021 Swisscom (Switzerland) Ltd Permission is hereby granted, free of charge, to any person obtaining a copy The MIT License (MIT) Copyright (C) 2017 by Marijn Haverbeke and others Permission is hereby granted, free of charge, to any person obtaining a copy of this License. No use of gate and CV lines? **UI:** - 3 x 3 mm, 0.5 mm pitch.

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