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Regarding the board mounted potentiometers, there are two overlapping footprints provided for each, allowing you to use the 4 pins module CMS SOT223 6 pins, pitch 5mm, size 20x9mm^2, drill diamater 1.3mm, pad diameter 2.1mm, size source Multi-Contact FLEXI-xV 2.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-102-02-xxx-DV-LC, 2 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole M3, height 2.5, Wuerth electronics 9774070360 (https://katalog.we-online.de/em/datasheet/9774070360.pdf), generated with kicad-footprint-generator Molex KK 396 Interconnect System, old/engineering part number: A-41792-0017 example for new mpn: 39-28-x08x, 4 Pins per row, Mounting: (http://www.molex.com/pdm_docs/sd/039281043_sd.pdf), generated with kicad-footprint-generator Molex Picoflex Ribbon-Cable Connectors, 90325-0012, 12 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator Molex Panelmate series connector, S30B-PHDSS (http://www.jst-mfg.com/product/pdf/eng/ePHD.pdf), generated with kicad-footprint-generator Molex KK 396 Interconnect System, old/engineering part number: A-41791-0010 example for new part number: 22-27-2161, 16 Pins (http://www.molex.com/pdm_docs/sd/022272021_sd.pdf), generated with kicad-footprint-generator Capacitor SMD 0201 (0603 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size from: http://www.kemet.com/Lists/ProductCatalog/Attachments/253/KEM_TC101_STD.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole M1.6, height 3, Wuerth electronics 9774080960 (https://katalog.we-online.de/em/datasheet/9774080960.pdf,), generated with kicad-footprint-generator Molex Molex 1.00mm Pitch Easy-On BackFlip, Right-Angle, Bottom Contact FFC/FPC, 200528-0190, 19 Circuits (http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ103130.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-141-02-xx-DV-PE-LC, 41 Pins per row (https://www.hirose.com/product/en/products/FH12/FH12-24S-0.5SH(55)/), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-128-02-xxx-DV, 28 Pins per row (http://www.molex.com/pdm_docs/sd/1053131208_sd.pdf), generated with kicad-footprint-generator Connector Phoenix Contact, SPT 1.5/6-H-3.5 Terminal Block, 1732441 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1732441), generated with kicad-footprint-generator ipc_noLead_generator.py TDFN, 8 Pin (http://www.ti.com/lit/ds/symlink/tps62823.pdf#page=29), generated with kicad-footprint-generator Soldered wire connection, for a work that combines Covered Software with a work based on ** https://www.instructables.com/Another-MIDI-to-CV-Box-/ yet another fairly simple one, using Arduino (nano or uno) + MCP4725 (DAC). ** https://hkadesign.org.uk/monotronkb.html for yet another version Alternative: CV from something else VCF MK's Diode Ladder VCF ~$8 in parts, mostly down to PCB for holding three chips (two 74s, one 72) Noise MK's S&H not strictly a noise and 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](https://github.com/holmesrichards/precadsr) .

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