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No, transistors maybe activate? Clock Out - 1K to TP5 Latest commits for file Images/PXL_20210831_000922493.jpg 4579d541a8 Adding SynthMages footprint library merged pull request 'new_footprints' (#5) from new_footprints into main Reviewed-on: https://gitea.circuitlocution.com/synth_mages/MK_VCO/pulls/1 Merge pull request 'More schematics' (#3) from schematic into main created pull request synth_mages/MK_VCO#3 From 3d0ca7fdf6e2ad8d7864221e585c668e46544055 Mon Sep 17 00:00:00 2001 Latest commits for file Datasheets/tl074-pinout.jpeg From a704d3e530a1af53937ba04c8656790dad735ad7 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Notes from debugging Do not connect the Normal pin for 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 3.5mm drill bit to get below 200bpm - C1 is too small for a single 1 mm² wires, basic insulation, conductor diameter 0.4mm, outer diameter 1mm, size source Multi-Contact FLEXI-E 2.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Mounting Hardware, inside through hole M1.6, height 6, Wuerth electronics 9776060960 (https://katalog.we-online.com/em/datasheet/9776060960.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 80 Pin (JEDEC MO-153 Var CD https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator Fuse SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: http://www.vishay.com/docs/20056/crcw01005e3.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 3 times outer diameter, generated with kicad-footprint-generator Mounting Hardware, inside through hole 2.7mm, height 7, Wuerth electronics 97730406334 (https://katalog.we-online.com/em/datasheet/97730406334.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py LQFP, 80 Pin (JEDEC MO-153 Var BA https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 52 Pin (https://www.onsemi.com/pub/Collateral/848H-01.PDF), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-135-02-xx-DV-PE-LC, 35 Pins per row (https://www.hirose.com/product/en/products/DF13/DF13-2P-1.25DSA%2850%29/), generated with kicad-footprint-generator Fuse SMD 2920 (7451 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size from: http://datasheets.avx.com/schottky.pdf), generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55935-1110, with PCB locator, 13 Pins (https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=826576&DocType=Customer+Drawing&DocLang=English), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 502426-2610, 26 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 Capacitor SMD 1825 (4564 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: https://docs.google.com/spreadsheets/d/1BsfQQcO9C6DZCsRaXUlFlo91Tg2WpOkGARC1WS5S8t0/edit?usp=sharing), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 4 times 1.5 mm² wires, basic insulation, conductor diameter 1.25mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-xV 0.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator ipc_gullwing_generator.py HSOP, 8 Pin (https://www.analog.com/media/en/technical-documentation/data-sheets/ada4898-1_4898-2.pdf#page=29), generated with kicad-footprint-generator Connector Phoenix Contact connector footprint for: MC_1,5/6-GF-5.08; number of pins: 04; pin pitch.

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