synth_tools

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4.044991e-001 -6.938783e-001 5.957461e-001 facet normal 3.677739e-001 6.432666e-001 6.715285e-001 vertex 4.713098e-002 -5.946017e+000 2.486861e+001 facet normal -8.244231e-16 -2.375573e-15 -1.000000e+00 facet normal -0.88053 0.472795 0.0336363 facet normal 0.940728 -0.331784 -0.0703635 facet normal 0.50788 -0.489712 0.708689 vertex 5.64771 -4.69512 7.09873 facet normal 0.183013 -0.98059 0.0703589 facet normal 0.980786 0.195087 -2.08297e-07 vertex -3.16866 -1.2887 6.59 facet normal 0.525867 -0.615696 0.586841 facet normal 6.030205e-001 7.977257e-001 0.000000e+000 facet normal 0.998026 0.0627973 0 vertex 1.3184 3.15913 6.59 facet normal -0.334152 -0.539147 0.773086 vertex -6.63876 0.319077 7.17054 facet normal 9.811144e-01 0.000000e+00 -1.934285e-01 vertex -1.051912e+02 9.665134e+01 1.086671e+01 vertex -1.052028e+02 9.665134e+01 1.096827e+01 facet normal -0.920082 -0.0906197 0.381101 vertex 10.0771 0.373379 2.58057 facet normal -4.533736e-002 9.989718e-001 0.000000e+000 vertex -1.512053e+000 6.864262e+000 1.747200e+001 facet normal 0.183013 0.98059 0.0703589 vertex 6.95569 6.45394 6.17309 facet normal 0.544084 0.22536 0.808199 vertex 5.88976 -0.759069 19.1916 vertex 5.49111 0.55595 18.9636 vertex 3.64093 -1.48976 19.1916 facet normal 2.37262e-05 -0.115822 -0.99327 vertex 4.64918 0.210331 21.7467 facet normal 2.845769e-001 4.980097e-001 8.191473e-001 facet normal -0.0694793 -0.618884 0.782404 vertex 0 7.49999 6.0001 vertex 0 -4.6286 21.7443 facet normal -0.629653 0.76827 0.115322 facet normal -0.471366 -0.881857 -0.0118779 facet normal 0.977435 -0.186459 0.0992694 facet normal -1.742828e-16 0.000000e+00 -1.000000e+00 vertex -1.043265e+02 9.665134e+01 5.903821e+00 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 your choice of 9 mm pots, you're on your own! The jacks, like the SPDT switch, needed a nut behind the front panel. Possibly do as an external CV-to-pulse-rate module? Is this even useful? - Seven-segment display. Can be done externally with a rock/reggae rhythm on the https://www.onsemi.com/pub/Collateral/NCP115-D.PDF Panasonic HQFN-16, 4x4x0.85mm (https://industrial.panasonic.com/content/data/SC/ds/ds7/c0/PKG_HQFN016-A-0404XZL_EN.pdf Panasonic HSON-8, 8x8x1.25mm (https://industrial.panasonic.com/content/data/SC/ds/ds7/c0/PKG_HSON008-A-0808XXI_EN.pdf QFN, 12 Pin (https://www.diodes.com/assets/Datasheets/PAM2306.pdf), generated with kicad-footprint-generator XP_POWER IHxxxxS SIP DCDC-Converter XP_POWER IHxxxxDH, DIP, (https://www.xppower.com/pdfs/SF_IH.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-139-02-xx-DV-TE, 39 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 CLIK-Mate series connector, LY20-30P-DLT1, 15 Circuits (https://www.molex.com/pdm_docs/sd/5022311500_sd.pdf molex FFC/FPC connector Pitch 0.5mm LFCSP, 16 Pin (https://www.vishay.com/docs/83513/tcmd1000.pdf), generated with kicad-footprint-generator Molex PicoBlade series connector, B20B-XASK-1-A (http://www.jst-mfg.com/product/pdf/eng/eXA1.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-124-02-xxx-DV-LC, 24 Pins (http://www.molex.com/pdm_docs/sd/5024260810_sd.pdf), generated with kicad-footprint-generator connector JST J2100 series connector, B9B-XH-A (http://www.jst-mfg.com/product/pdf/eng/eXH.pdf), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors.

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