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0]; pwm_pot = [input_column - h_margin/2, bottom_row, 0]; cv_in = [h_margin, row_1, 0]; left_rib_x = thickness * 1; right_rib_x = width_mm - col_right; // column from edge plus hole radius Latest commits for file musescore_example.mscz Add simplest muscescore example 2dd0b8c0c736720a0b064bbe1304dc9562beb260 init c9e81f0cc630cea052574ce7c50b3e82145bb626 Image of caxia score 9060b76361734f9abf9a1c676dd9110e9ced917b initial kicad project 2d3c489f2acf0f8bdc9cf0fe8c2346d4d07472be More SR1 notation SR 1.pdf | Bin 0 -> 46787 bytes Datasheets/tl074.pdf | Bin 0 -> 90091 bytes Latest commits for file caixa_sr2.png Fix sr2 blue ec67859b1c2779470b99801ce69f8850b83fa3e1 Start of LM13700 version to see why 0d3d72c49e Use THT electrolytics, finish SMT layout, try on quentin font Schematics/Enlarge/Enlarge.kicad_prl | 77 Synth Mages Power Word Stun.kicad_sch 3736 lines From fcf4fb3bc8495c3ea3f97c0ede434011bd3d876e Mon Sep 17 00:00:00 2001 Subject: [PATCH] traces added but maybe won't keep From 52a9fa26f6a6a8c4f7e3fc085f8b6ccdd7541277 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Notes about component heights, swapping rotary and toggle switches From 8976a63dc06fa25beedf8d2553931872c491047e Mon Sep 17 00:00:00 2001 Subject: [PATCH] Notes from MK's PCB livestream Notes from MK's PCB livestream Footprints: - avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals - make power connection traces larger; MK uses a CA3080 OTA, an expensive and rare chip these days ($3/ea on amazon, maybe fakes) VCA MK's VCA Everything by Hagiwo (quantizer, filters, noisemakers, etc MIDI-to-CV, either over USB or directly over 5-pin DIN (with optoisolator) What we build next? Pretty confident we do these things. To protect your rights with two LEDs K switch normally-closed pushbutton push-button Side push button https://www.e-switch.com/system/asset/product_line/data_sheet/210/800U.pdf CuK miniature slide switch, right-angle, http://www.ckswitches.com/media/1422/js.pdf Surface Mount Double Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-7811045, 10 Pins per row (https://www.hirose.com/product/document?clcode=&productname=&series=DF11&documenttype=Catalog⟨=en&documentid=D31688_en), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 32 Pin (http://www.issi.com/WW/pdf/61-64C5128AL.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 48 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/lfcspcp/cp_48_5.pdf), generated with kicad-footprint-generator Tantalum Capacitor SMD 1812 (4532 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 64 Pin (https://www.analog.com/media/en/technical-documentation/data-sheets/adv7611.pdf), generated with kicad-footprint-generator Soldered wire connection, for 2 times 2 mm² wires, reinforced insulation, conductor diameter 2mm, outer diameter 2.3mm, 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 Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-132-02-xx-DV-PE-LC, 32 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.

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