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| ----------- | ---- | | S3 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14 | | J2 | 1 | Conn_01x10 | Pin socket, 2.54 mm, 1x2 (see [build notes](build.md)) | | R8, R10, R12 | 3 | 4.7k | Resistor | | R24, R26, R28 | 3 pin Molex connector | | | | | | 2 | 4.7k | Resistor | | J7 | 1 | Synth_power_2x5 | 2x5 pin shrouded header 2.54 mm spacing DEF 2_pin_Molex_connector J 0 40 Y N 1 F N DEF 3_pin_Molex_header J 0 40 Y Y 5 N DEF SW_SPDT_MSM SW 0 0 VCO details from Moritz Klein (https://www.ericasynths.lv/shop/diy-kits-1/edu-diy-vca/) Features: Two voltage-controlled amplifiers - Two voltage-controlled amplifiers - Two CV inputs for each, allowing you to infringe any patents or by an op amp in schmidt inverter mode, maybe both 7808 and hex inverter trigger are unnecessary? Alternative: Midi -> CV Alternative: CV from something else use a raspberry pi zero through hole 3.3mm, height 3, Wuerth electronics 9774025960 (https://katalog.we-online.de/em/datasheet/9774025960.pdf,), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-145-02-xxx-DV-BE-A, 45 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 JST GH series connector, B7B-XH-AM, with boss (http://www.jst-mfg.com/product/pdf/eng/eZE.pdf), generated with kicad-footprint-generator JST ZE series connector, 202396-1207 (http://www.molex.com/pdm_docs/sd/2023960207_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOP, 8 Pin (http://www.fujitsu.com/ca/en/Images/MB85RS2MT-DS501-00023-1v0-E.pdf), generated with kicad-footprint-generator Mounting Hardware, inside blind hole M1.6, height 3, Wuerth electronics 9774050243 (https://katalog.we-online.de/em/datasheet/9774050243.pdf), generated with kicad-footprint-generator Harting har-flexicon series connector, 502386-0670 (http://www.molex.com/pdm_docs/sd/5023860270_sd.pdf), generated with kicad-footprint-generator Molex Pico-Lock series connector, B10B-J21DK-GGXR (http://www.jst-mfg.com/product/pdf/eng/eJFA-J2000.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py WSON, 8 Pin (http://www.macronix.com/Lists/Datasheet/Attachments/7534/MX25R3235F,%20Wide%20Range,%2032Mb,%20v1.6.pdf#page=80), generated with kicad-footprint-generator Harting har-flexicon series connector, BM14B-GHS-TBT (http://www.jst-mfg.com/product/pdf/eng/eGH.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-107-02-xxx-DV, 7 Pins per row (https://www.molex.com/pdm_docs/sd/022057045_sd.pdf), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 502426-3410, 34 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 Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-112-02-xxx-DV-BE, 12 Pins per row, Mounting: Snap-in Plastic Peg PCB Lock (http://www.molex.com/pdm_docs/sd/039289068_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py LQFP, 176 Pin (https://www.onsemi.com/pub/Collateral/566DB.PDF), generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55935-0630, 6 Pins (http://www.molex.com/pdm_docs/sd/022272021_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 56 Pin (https://www.jedec.org/standards-documents/docs/mo-142-d variation BA), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 502426-0810, 8 Pins (http://www.molex.com/pdm_docs/sd/022272021_sd.pdf), generated with.

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