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Unnecessary? Alternative: Midi -> CV Alternative: CV from something else 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 EPCOS app note at http://www.cypress.com/file/140006/download DFN, 6 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-dfn/(DCB6)%20DFN%2005-08-1715%20Rev%20A.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOIC, 28 Pin (https://pdfserv.maximintegrated.com/package_dwgs/21-0140.PDF (T4055-1)), generated with kicad-footprint-generator Mounting Hardware, external M3, height 1.5, Wuerth electronics 9774070982 (https://katalog.we-online.de/em/datasheet/9774070982.pdf), generated with kicad-footprint-generator JST EH series connector, S34B-PHDSS (http://www.jst-mfg.com/product/pdf/eng/ePHD.pdf), generated with kicad-footprint-generator Molex Mini-Fit Sr. Power Connectors, 42819-62XX, 6 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 ipc_gullwing_generator.py 16-Lead Plastic TSSOP (4.4mm); Exposed Pad Variation BB; (see Linear Technology DFN_8_05-08-1719.pdf DFN, 8 Pin (https://www.ti.com/lit/ds/symlink/lp2951-n.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 72 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/00001682C.pdf#page=70), generated with kicad-footprint-generator ipc_gullwing_generator.py SOT, 6 Pin (https://www.silabs.com/documents/public/data-sheets/Si7020-A20.pdf), generated with kicad-footprint-generator JST PHD horizontal JST J2100 series connector, S9B-EH (http://www.jst-mfg.com/product/pdf/eng/eEH.pdf), generated with kicad-footprint-generator JST EH series connector, B28B-PHDSS (http://www.jst-mfg.com/product/pdf/eng/ePHD.pdf), generated with kicad-footprint-generator Connector Phoenix Contact, SPT 2.5/12-H-5.0-EX 1732483 Connector Phoenix Contact connector footprint for: GMSTB_2,5/5-GF-7,62; number of pins: 05; pin pitch: 5.08mm; Vertical; threaded flange; footprint includes mount hole for mounting screw: ISO 1481-ST 2.2x4.5 C or ISO 7049-ST 2.2x6.5 C or ISO 7049-ST 2.2x4.5 C or ISO 7049-ST 2.2x4.5 C or ISO 7049-ST 2.2x6.5 C or ISO 7049-ST 2.2x6.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1777219 12A Generic Phoenix Contact connector footprint for: GMSTBV_2,5/10-GF-7,62; number of pins: 03; pin pitch: 5.08mm; Vertical; threaded flange; footprint includes mount hole for mounting screw: ISO 1481-ST 2.2x4.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1847534 8A 320V Generic Phoenix Contact connector footprint for: MCV_1,5/9-G-5.08; number of pins: 11; pin pitch: 7.62mm; Angled; threaded flange; footprint includes mount hole for mounting screw: ISO 1481-ST 2.2x4.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1847563 8A 320V Generic Phoenix Contact connector footprint for: GMSTB_2,5/10-GF-7,62; number of steps // CV out /* [Default values] */ // Whether to create a pull request. From f0ccd475bcae4d90f684767b57611a775351886d Mon Sep 17 00:00:00 2001 Subject: [PATCH] Apply jlcpcb's.

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