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Back1.036941e+02 3.455000e+01 facet normal 0.734388 -0.392536 0.553706 facet normal 0.952376 0.288901 0.0975479 facet normal -0.0961108 -0.94716 0.306023 facet normal -2.956734e-001 -5.170159e-001 8.032881e-001 facet normal -0.881916 -0.471406 0 vertex -8.82707 -1.75581 0 vertex -3.48287 5.48813 19.9 facet normal -0.545286 0.816083 -0.191498 facet normal -0.956672 0.290933 -0.0117085 facet normal -1.091949e-15 6.579115e-16 -1.000000e+00 facet normal -0.0623609 0.633162 0.771503 vertex 1.6703 -8.39715 5.56266 facet normal -0.115803 0.000209061 0.993272 facet normal 2.588559e-001 1.152396e-003 9.659153e-001 facet normal 0.499812 0.866134 -0.000277976 facet normal -0.45481 -0.0546005 0.888913 facet normal 8.031600e-001 3.366966e-003 5.957538e-001 facet normal 0.507679 0.48977 0.708793 facet normal -0.877365 -0.466834 0.110891 facet normal 0.828666 -0.0815498 0.55377 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## 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) How to use the 4 pins (http://www.qingpu-electronics.com/en/products/WQP-PJ320E-177.html PJ31060-I 6pin SMD 3.5mm headphones jack plug stereo 3.5mm PJ31060-I PJ31060 TRS 3.5mm, vertical, Thonkiconn, PCB mount, self tapping screw holes (A-screw), https://www.neutrik.com/en/product/nlt4md-v THT Mini XLR 5Pin right angle (source: https://www.cnctech.us/pdfs/C-ARA1-AK512.pdf USB C Type-C USB3 receptacle SMD USB Micro-B receptacle, horizontal, SMD, 10118193, with flange, bottom-mount, SMD, right-angle (https://www.molex.com/pdm_docs/sd/1054500101_sd.pdf USB C Type-C Receptacle SMD USB Micro-B receptacle, through-hole, vertical, http://katalog.we-online.de/em/datasheet/614105150721.pdf usb micro receptacle vertical Mini USB 2.0 Type B Molex 734 Male header (for PCBs); Straight solder pin 1 x 1 mm, 734-144 , 14 Pins per row (http://www.molex.com/pdm_docs/sd/428202214_sd.pdf), generated with kicad-footprint-generator Hirose DF11 through hole, DF13-06P-1.25DS, 6 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 Inductor SMD 1008 (2520 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 5 times 0.25 mm² wires, basic insulation, conductor diameter 2.4mm, see http://www.4uconnector.com/online/object/4udrawing/10687.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block Phoenix MKDS-1,5-5-5.08 pitch 5.08mm size 81.3x9.8mm^2 drill 1.3mm pad 2.5mm terminal block Metz Connect Type171_RT13705HBWC, 5 pins, pitch 3.81mm, size 18.9x7.3mm^2, drill diamater 1.15mm, pad diameter 2.7mm, size source Multi-Contact FLEXI-E 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 Molex Picoflex Ribbon-Cable Connectors, 90325-0026, 26 Pins (http://www.molex.com/pdm_docs/sd/903250004_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 30 Pin (JEDEC MO-153 Var AC https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator Molex Mini-Fit Jr. Power Connectors, 43915-xx10, With thermal vias in pads, 5 Pins per row (https://cdn.harwin.com/pdfs/M20-890.pdf), generated with kicad-footprint-generator connector Molex SPOX Connector System, 53047-0910, 9 Pins (http://www.molex.com/pdm_docs/sd/022272021_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py VQFN, 20 Pin (https://pdfserv.maximintegrated.com/package_dwgs/21-100172.PDF), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 24 Pin (http://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-qfn/QFN_20_05-08-1742.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOIC, 16 Pin (https://www.st.com/resource/en/datasheet/stp08cp05.pdf#page=20), generated with kicad-footprint-generator JST.
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