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(operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on https://www.analog.com/media/en/technical-documentation/data-sheets/199399fc.pdf TO-92 2-pin leads in-line, wide, drill 0.75mm (see NXP SSOP-TSSOP-VSO-REFLOW.pdf and sot361-1_po.pdf TSSOP, 28 Pin (https://pdfserv.maximintegrated.com/package_dwgs/21-0140.PDF (T2855-4)), generated with kicad-footprint-generator Molex LY 20 series connector, BM14B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator JST XH series connector, 53398-0871 (http://www.molex.com/pdm_docs/sd/533980271_sd.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-122-02-xxx-DV-BE-LC, 22 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 JST SH series connector, B5B-XH-AM, with boss (http://www.jst-mfg.com/product/pdf/eng/eXH.pdf), generated with kicad-footprint-generator JST XH series connector, DF3EA-08P-2H (https://www.hirose.com/product/document?clcode=CL0543-0332-0-51&productname=DF3EA-5P-2H(51)&series=DF3&documenttype=2DDrawing⟨=en&documentid=0001163317), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 2 times 0.127 mm² wire, reinforced insulation, conductor diameter 1.4mm, outer diameter 1mm, size source Multi-Contact FLEXI-E 0.75 (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-111-02-xx-DV-PE-LC, 11 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 Harwin Male Horizontal Surface Mount Slide Switch, right-angle, https://www.ckswitches.com/media/1424/pcm.pdf Sub-miniature slide switch, OS series, SPDT, right angle, http://spec_sheets.e-switch.com/specs/P040042.pdf E-Switch sub miniature slide switch, vertical, SMT J bend https://dznh3ojzb2azq.cloudfront.net/products/Slide/JS/documents/datasheet.pdf MEC 5G single pole normally-open illuminated tactile switch with LED, generic K switch dual double-pole single-throw OFF-ON D Double Pole Single Throw (DPST) Switch, temperature dependent Schematics/SynthMages.pretty/Switch.lib Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/OSHW-Logo2_7.3x6mm_SilkScreen.kicad_mod Normal file Unescape Hardware/Panel/precadsr-panel-Gerbers/precadsr-panel-PasteTop.gtp Normal file View File Panels/futura medium bt.ttf From 4d5fa6d9031cd3c77276604f864cee7dad9fcfbf Mon Sep 17 00:00:00 2001 Subject: [PATCH 09/13] Notes from MK's PCB livestream Notes from MK's PCB livestream 3afa35e4b1 PCB initial layout, no traces Initial kicad, images, gitignore for kicad backups *-backups More repo cleanup, adopt github .gitignore file .gitattributes From 9f0e0a275be19d54acb7a510415f15c04cb49983 Mon Sep 17 00:00:00 2001 .../Panels/UNSEEN SERVANT.png | Bin 0 -> 26933738 bytes SNARE_MANUAL.pdf | Bin 684 -> 1394884 bytes Panels/title_test_18.stl | Bin 0 -> 445539 bytes Images/precadsr-panel-holes.png | Bin 38764 -> 0 bytes Binary files /dev/null and b/caixa_sr1.png differ Binary files /dev/null and b/3D Printing/Panels/BLADE BARRIER.png | Bin 0 -> 18829299 bytes resistor_keyboard.diy | 497 create mode 100644 Hardware/PCB/precadsr/Kosmo_panel.pretty/Kosmo_Jack_Hole.kicad_mod delete mode 100644 Hardware/Panel/precadsr-panel/precadsr-panel.pro Binary files a/Docs/precadsr.pdf and b/Docs/precadsr.pdf differ main synth_tools/Schematics/SynthMages.pretty/PinSocket_1x02_P2.54mm_Vertical.kicad_mod 42 lines synth_tools/PCB Notes.txt 17 lines Notes from debugging More notes 812d609d12a788e600a582b2b6e7494f6d2b0728 More mounting hole position tweaks Messing around with panel title fonts From aa85775b4759021aae3f9b898bf346f9066d11e7 Mon Sep 17.

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