synth_tools

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0.992842 vertex -7.90932 -2.4397 19.9688 vertex 7.45736 3.59127 19.9688 vertex -8.0058 0 19.942 facet normal -0.0600054 -0.14487 0.98763 vertex 4.16122 0.0775843 18.7299 facet normal -9.777786e-001 -4.353410e-003 2.095953e-001 vertex -4.012347e+000 -8.724313e-001 2.475471e+001 facet normal -0.584885 0.805014 0.0993115 facet normal 9.916058e-01 -1.292925e-01 -1.184565e-03 vertex -9.023081e+01 9.965134e+01 1.755000e+01 facet normal 6.194752e-01 7.850162e-01 -3.365870e-04 vertex -9.308748e+01 1.046696e+02 2.550000e+00 facet normal 5.763893e-001 -8.171753e-001 0.000000e+000 vertex -6.461357e+000 2.791791e+000 2.496000e+001 vertex 1.107587e+000 -5.589892e+000 9.983999e+000 vertex 4.242270e+000 -5.723458e+000 9.983999e+000 vertex -1.239765e-001 7.031019e+000 1.747200e+001 facet normal 0.06948 -0.7054 0.705395 facet normal 7.808552e-001 3.477091e-003 6.247023e-001 vertex 4.096346e+000 -8.363258e-001 2.484855e+001 facet normal -0.47938 -0.871977 0.0992491 vertex -3.40623 -7.23862 20 facet normal -4.225759e-001 -1.881454e-003 9.063256e-001 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 * [How to use](Docs/use.md 96f746fa2d Final tweaks, version submitted to JLCPCB on 20240124 3d279dd88c Finish schematic, add PDF Features already done: Internal clock with manual control. Clock in socket with 80 contacts (40 each side), through-hole, http://www.4uconnector.com/online/object/4udrawing/10156.pdf 4UCON 10156 Card edge socket with amplifier to handle weaker (<6v) signals - Clock rate (B100k) (not sure yet which 2 pins diameter 3.0mm z-position of LED center 1.6mm, 2 pins LED, diameter 8.0mm, 2 pins, diameter 5.0mm z-position of LED center 2.0mm 2 pins LED diameter 3.0mm 2 pins LED, Round, FlatTop, Rectangular size 5.0x2.0mm^2 z-position of LED center 3.0mm, 2 pins, pitch 3.5mm, size source Multi-Contact FLEXI-E/HK 0.127 (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-113-02-xxx-DV, 13 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 ZE top entry JST PUD series connector, 53780-0270 (), generated with kicad-footprint-generator Hirose DF12C SMD, DF12C3.0-32DS-0.5V, 32 Pins (http://www.molex.com/pdm_docs/sd/5024260810_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py Infineon PG-DSO, 8 Pin (https://www.ti.com/lit/ds/symlink/lp2951-n.pdf), generated with kicad-footprint-generator Molex KK 396 Interconnect System, old/engineering part number: 26-60-5020, 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 Hirose series connector, 202396-1007 (http://www.molex.com/pdm_docs/sd/2023960207_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOIC, 8 Pin (https://www.winsen-sensor.com/d/files/me2/mems--gm-402b--manual-v1_1.pdf Omnidirectional, -42dB, reflowable, electret condenser microphone https://www.cuidevices.com/product/resource/cmc-4013-smt-tr.pdf Infineon_PG-LLGA-5-1 StepUp generated footprint Coilcraft XAL60xx series, https://www.coilcraft.com/pdfs/xal60xx.pdf Coilcraft 0603USB Series Common Mode Choke, https://www.coilcraft.com/pdfs/0603usb.pdf surface mount PLCC, 68 pins, surface mount SMD package TO-269AA (e.g. Diode bridge), see http://www.vishay.com/docs/88854/padlayouts.pdf TO-269AA MBS diode bridge package, diameter 9.8mm, pin pitch 10.00mm length 11.0mm width 8.8mm Capacitor C, Disc series, Radial, pin pitch=22.50mm, , length*width=24*10.9mm^2, Capacitor, https://en.tdk.eu/inf/20/20/db/fc_2009/MKT_B32560_564.pdf C Rect series Radial pin pitch 14.61mm diameter 21mm Vishay IHB-2 Inductor, Radial series, Radial, pin pitch=2.70*2.30mm^2, 17W, length*width=9*10mm^2, http://www.vitrohm.com/content/files/vitrohm_series_kv_-_201601.pdf Resistor Radial_Power.

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