synth_tools

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Toward the center center_adjust = 5; // Number of faces on the circumference of the potentiometer pads and trace routing to de-bodge the pots. 's notes on repique/caixa, two or three for surdos paper "A4") updates to rev 2 's notes on repique/caixa, two or three for surdos Add schematic, start on PCB with exploratory 8hp layout 2x Sockets, all three pins need wires: glide in (j16/j17 // cv switch // reset (manual) -- this is actually a pushbutton momentary, but roughly same dimensions as toggle switch ON-ON Push button switch OFF-(ON CMOS General Purpose Timer, 555 compatible, PDIP-8 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 | | | Tayda | A-2939 | | | | | | R30 | 1 | LED | Light emitting diode Push button switch with LED, generic K switch normally-open pushbutton push-button Side push button https://www.e-switch.com/system/asset/product_line/data_sheet/210/800U.pdf momentary / push-push button, h=13mm C&K PVA2 https://www.ckswitches.com/media/1343/pva.pdf right angle tht smd hybrid Harting har-flexicon series connector, B08B-ZESK-1D, with boss (http://www.jst-mfg.com/product/pdf/eng/eZE.pdf), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 53748-0308, 30 Pins per row (http://suddendocs.samtec.com/prints/lshm-1xx-xx.x-x-dv-a-x-x-tr-footprint.pdf), generated with kicad-footprint-generator Harwin Female Vertical Surface Mount Single Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-89015xx, 15 Pins (http://www.molex.com/pdm_docs/sd/022272021_sd.pdf), generated with kicad-footprint-generator Capacitor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: http://www.tortai-tech.com/upload/download/2011102023233369053.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 20 Pin (https://pdfserv.maximintegrated.com/package_dwgs/21-0108.PDF U20E-1), generated with kicad-footprint-generator ipc_gullwing_generator.py SOIC, 6 Pin (http://www.ti.com/lit/ds/symlink/tps61040.pdf#page=35), generated with kicad-footprint-generator ipc_noLead_generator.py NXP LGA, 8 Pin (https://www.onsemi.com/pub/Collateral/509AF.PDF), generated with kicad-footprint-generator JST XH series connector, S11B-XASK-1 (http://www.jst-mfg.com/product/pdf/eng/eXA1.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py TQFN, 40 Pin (https://www.jedec.org/standards-documents/docs/mo-142-d variation EB), generated with kicad-footprint-generator ipc_gullwing_generator.py MSOP, 8 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/lfcspcp/cp-8/CP_8_13.pdf), generated with kicad-footprint-generator JST ZE series connector, 202396-1307 (http://www.molex.com/pdm_docs/sd/2023960207_sd.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole M2, height 8, Wuerth electronics 9774020951.

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