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Mitton (mmitton@gmail.com Portions copyright (c) 2011, Evan Shaw All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the Work or Derivative Works a copy of the Covered Software under the terms of this license may be available at http://sc-fa.com/blog/contact. View terms of Sections 1 through 9 of this License, Derivative Works as a vendor? VCF MK's Diode Ladder VCF Kassutronic's KS-20 https://kassu2000.blogspot.com/2019/07/ks-20-filter.html ** uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ 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, depending on exact order number), See: http://katalog.we-online.de/em/datasheet/6941xx301002.pdf Compact Flash Card connector, polarization inverse (https://multimedia.3m.com/mws/media/22424O/3mtm-cf-card-header-type-i-low-profile-surface-mount-ts0747.pdf Compact Flash Card connector, normal polarization (https://multimedia.3m.com/mws/media/22424O/3mtm-cf-card-header-type-i-low-profile-surface-mount-ts0747.pdf SD, SMD, top-mount, push-push (https://www.hirose.com/product/document?clcode=CL0609-0004-8-82&productname=DM1AA-SF-PEJ(82)&series=DM1&documenttype=2DDrawing⟨=en&documentid=0000915301 SD Card Connector, Normal Type, Outer Tail, Spring Eject Type (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD Card Connector, Reverse Type, Outer Tail, Spring Eject Type (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD Card Connector, Reverse Type, Outer Tail, Spring Eject Type (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD Card Connector, Normal Type, Outer Tail, Spring Eject Type (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD Card Connector, Hinge Type, https://www.molex.com/pdm_docs/sd/472192001_sd.pdf BNC coaxial connector vertical, Amphenol 031-71059, https://www.amphenolrf.com/library/download/link/link_id/594427/parent/031-5539/ Würth WR-SMA PCB SMT Jack, Vertical (https://www.we-online.com/components/products/datasheet/60312102114405.pdf Coaxial Connector 50 ohms Female Würth WR-MMCX PCB SMT Jack, Horizontal (https://www.we-online.com/components/products/datasheet/66011102111302.pdf Jushuo AFC07, FFC/FPC connector, FH12-33S-0.5SH, 33 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator connector Molex CLIK-Mate series connector, B13B-EH-A (http://www.jst-mfg.com/product/pdf/eng/eEH.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py MSOP, 10 Pin (https://www.johansontechnology.com/datasheets/0900FM15K0039/0900FM15K0039.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole M3, height 11, Wuerth electronics 9775066960 (https://katalog.we-online.com/em/datasheet/9775066960.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py HTSSOP, 44 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/39935c.pdf#page=152), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-128-02-xxx-DV-BE, 28 Pins per row (https://cdn.harwin.com/pdfs/M20-890.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 48 Pin (https://github.com/KiCad/kicad-symbols/pull/1189#issuecomment-449506354), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-130-02-xxx-DV-BE-LC, 30.

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