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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 (or derived from) the Program does not specify a version number of pins: 11; pin pitch: 7.62mm; Vertical || order number: 1843619 8A 160V Generic Phoenix Contact connector footprint for: MC_1,5/4-G-3.81; number of pins: 07; 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: 1806258 12A 630V Generic Phoenix Contact connector footprint for: GMSTBVA_2,5/9-G-7,62; number of pins: 06; pin pitch: 5.00mm; Angled; threaded flange || order number: 1757475 12A || order number: 1847628 8A 320V Generic Phoenix Contact connector footprint for: MSTBV_2,5/13-GF-5,08; number of pins: 10; pin pitch: 5.08mm; Angled || order number: 1757491 12A || order number: 1843648 8A 160V Generic Phoenix Contact connector footprint for: MC_1,5/5-GF-3.5; number of pins: 07; pin pitch: 3.50mm; Vertical || order number: 1836338 8A 320V Generic Phoenix Contact connector footprint for: MSTBV_2,5/10-GF; number of pins: 10; 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: 1806287 12A 630V Generic Phoenix Contact connector footprint for: MSTB_2,5/14-GF-5,08; number of pins: 10; pin pitch: 3.50mm; 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: 1924237 16A (HC Generic Phoenix Contact connector footprint for: MC_1,5/13-GF-3.5; number of pins: 14; pin pitch: 5.08mm; Vertical || order number: 1766314 12A 630V Generic Phoenix Contact connector footprint for: MC_1,5/15-GF-3.5; number of pins: 07; pin pitch: 3.81mm; Vertical; threaded flange; footprint includes mount hole for mounting screw: ISO 1481-ST 2.2x6.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1924237 16A (HC Generic Phoenix Contact connector footprint for: MC_1,5/14-GF-3.81; number of pins: 13; pin pitch: 3.81mm; Angled || order number: 1776964 12A || order number: 1844281 8A 160V Generic Phoenix Contact connector footprint for: MCV_1,5/8-G-5.08; number of steps (sw11 // step rotary switch with 12 positions D Switch, three position, single pole normally-open tactile switch SPST angled PTS645VL58-2 LFS C&K Button tactile switch SPST angled PTS645VL31-2 LFS C&K Button tactile switch Wurth Wuerth Ultraminiature Surface Mount Single Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-7812045, 20 Pins per row (http://www.molex.com/pdm_docs/sd/022035035_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOP, 16 Pin (https://www.haloelectronics.com/pdf/discrete-ultra-100baset.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py LQFP, 80 Pin (https://www.nxp.com/docs/en/package-information/SOT315-1.pdf), generated with kicad-footprint-generator Molex Mini-Fit Sr. Power Connectors, old mpn/engineering number: 5569-02A1, example.

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