synth_tools

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1.0, PCB initial layout, no traces One SPST switch to disable reset (run once). Momentary-normal-off pushbutton to manually reset. LEDs: One per step, to set output voltages. (10) One potentiometer for internal clock rate. One potentiometer per step, to set clock rate // Top left: clock in, speed pot_p160(); // Left side: meta-step controls // run/stop (sw14 // 1 rotary switch, 5+ positions - 10 ohms between U1-14 and U2-1 when off, more like 1M when off - Single Step - 12V through 10k Ohms to U-1-14, more like 1M when off - Glide attenuator (B10k) (join two left pins from below - Glide, manual (A100k) (two left pins, from below) Pots, 2-pin: - Glide, manual (A100k) (two left pins, from below Clock POT is too small for a single 0.127 mm² wires, reinforced insulation, conductor diameter 1.4mm, outer diameter 4.4mm, 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 JST ZE series connector, DF52-9S-0.8H (https://www.hirose.com/product/en/products/DF52/DF52-3S-0.8H%2821%29/), generated with kicad-footprint-generator JST XA series connector, BM15B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator Molex Sabre Power Connector, 46007-1105, With thermal vias in pads, 3 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 ipc_noLead_generator.py VQFN, 28 Pin (package code T2844-1; https://pdfserv.maximintegrated.com/package_dwgs/21-0139.PDF), generated with kicad-footprint-generator JST ZE series connector, B4B-XH-AM, with boss (http://www.jst-mfg.com/product/pdf/eng/eXH.pdf), generated with kicad-footprint-generator Molex MicroClasp Wire-to-Board System, 55932-0230, 2 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 Molex Picoflex Ribbon-Cable Connectors, 90325-0016, 16 Pins (http://www.farnell.com/datasheets/2157639.pdf), generated with kicad-footprint-generator Molex Mini-Universal MATE-N-LOK, old mpn/engineering number: 5566-20A, example for new mpn: 39-30-0160, 8 Pins per row (http://www.molex.com/pdm_docs/sd/431602102_sd.pdf), generated with kicad-footprint-generator Hirose DF63 vertical Hirose series connector, LY20-8P-DLT1, 4 Circuits (http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ103130.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 Molex KK 396 Interconnect System, old/engineering part number: 26-60-4120, 12 Pins (http://www.molex.com/pdm_docs/sd/022272021_sd.pdf), generated with kicad-footprint-generator JST PH series connector, 14110613001xxx (https://b2b.harting.com/files/download/PRD/PDF_TS/1411XX13001XXX_100228421DRW046C.pdf), generated with kicad-footprint-generator Molex Mini-Universal MATE-N-LOK, old mpn/engineering number: 5569-08A2, example for new mpn: 39-30-0180, 9 Pins per row (http://www.molex.com/pdm_docs/sd/1053091203_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py WDFN, 10 Pin (https://www.ti.com/lit/ds/symlink/bq24090.pdf), generated with kicad-footprint-generator Molex KK 396 Interconnect System, old/engineering part number: 26-60-4130, 13 Pins (https://www.molex.com/pdm_docs/sd/026605050_sd.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-113-02-xxx-DV-A, 13 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-137-02-xxx-DV-A, 37 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 Molex Micro-Fit 3.0 Connector.

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