synth_tools

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1.06486e-05 -0.115903 -0.993261 vertex 0 9.96384 2.94279 facet normal -6.225669e-001 -7.825666e-001 0.000000e+000 vertex -5.569738e+000 4.292930e+000 1.747200e+001 facet normal -0.291196 0.188081 0.937993 facet normal -0.554793 0.0426235 0.830896 vertex 7.3432 -0.499373 6.98393 facet normal 4.064198e-001 7.112355e-001 5.735565e-001 facet normal -4.395863e-001 7.536158e-001 4.886994e-001 facet normal -0.471394 -0.881923 -0 vertex 0.487725 -2.45196 6.7 vertex -2.45196 -0.487725 6.5 vertex -1.38893 -2.07867 6.7 vertex 2.45196 0.487725 6.7 vertex -1.76777 -1.76777 6.7 facet normal 9.127763e-01 4.084597e-01 0.000000e+00 facet normal 4.792322e-001 8.386574e-001 2.588249e-001 vertex -1.588854e+000 -4.927590e+000 2.475471e+001 facet normal 0.097471 -0.989338 0.108209 vertex -5.71086 -1.13596 21.335 facet normal 0.468344 0.782842 0.40965 facet normal 0.0975473 0.990438 0.0975565 vertex 8.99402 -0.0606976 4.51215 facet normal -6.467842e-01 4.329306e-03 7.626608e-01 facet normal 4.328583e-001 7.575029e-001 4.886952e-001 facet normal 6.244133e-002 -1.055689e-001 9.924496e-001 vertex 3.861202e-002 -4.960609e+000 2.496000e+001 facet normal 0.0620385 0.077794 -0.995037 facet normal -0.036638 -0.124559 0.991535 facet normal -0.995182 -0.0973807 0.0114129 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: ### Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md ## GitHub repository ## Git repository ### Git repository * [https://github.com/holmesrichards/precadsr](https://github.com/holmesrichards/precadsr) * [https://gitlab.com/rsholmes/precadsr](https://gitlab.com/rsholmes/precadsr This repo uses submodules aoKicad and Kosmo\_panel to wherever you prefer (your KiCad user library directory, for instance, to duck a VCA level using a microcontroller but no DAC. Also interesting UI, featuring lit pushbuttons in a separate module? If possible? Full unit is ~$8.50 - $10 in parts, depending on exact order number), See: http://katalog.we-online.de/em/datasheet/6941xx301002.pdf Compact Flash Card connector, normal polarization (https://multimedia.3m.com/mws/media/22424O/3mtm-cf-card-header-type-i-low-profile-surface-mount-ts0747.pdf SD, SMD, right-angle, push-pull (https://media.digikey.com/PDF/Data%20Sheets/Hirose%20PDFs/DM3D-SF.pdf 1.10mm Pitch microSD Card Connector, Normal Type, Outer Tail, Spring Eject Type (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD Card Connector, Reverse Type, Outer Tail, Spring Eject Type (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD Card Connector, Surface Mount, https://www.jae.com/en/searchfilter/?topics_keyword=DX07P024AJ1&mainItemSelect=1 USB Type-C Plug Edge Mount Universal Serial Bus (USB) Shielded I/O Plug, Type C, right-angle, SMT, https://datasheet.lcsc.com/lcsc/2204071530_G-Switch-GT-USB-7010ASV_C2988369.pdf USB Type A, Kycon KDMIX-SL1-NS-WS-B15, Vertical Right Angle, Surface Mount Single Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-89018xx, 18 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 WQFN, 24 Pin (http://www.ti.com/lit/ds/symlink/tlc5971.pdf#page=39), generated with kicad-footprint-generator Capacitor SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size from: http://datasheets.avx.com/AVX-HV_MLCC.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 Mini-Fit Sr. Power Connectors, 42819-52XX, With thermal vias in pads, 3 Pins per row (https://cdn.harwin.com/pdfs/M20-781.pdf), generated with kicad-footprint-generator Hirose DF13 through hole, DF63M-1P-3.96DSA, 1 Pins per row (https://cdn.harwin.com/pdfs/M20-890.pdf), generated with kicad-footprint-generator Soldered wire connection, for 5 times 1 mm² wires, basic insulation, conductor diameter 0.65mm, outer diameter 2.7mm, size source Multi-Contact FLEXI-E 0.75 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius.

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