synth_tools

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5.209116e-001 8.002086e-001 vertex -4.122221e+000 -2.447475e+000 2.492316e+001 facet normal -0.090682 -0.920074 0.381103 facet normal 0.0865373 0.878615 0.469624 facet normal -0.0950763 0.0293641 0.995037 vertex 3.4112 7.24168 19.9491 facet normal -0.773356 -0.633859 -0.0119696 facet normal -0.996728 -0.0397756 0.0703599 facet normal 0.353627 -0.43089 0.83023 facet normal -0.116119 0.000195511 0.993235 vertex 7.36167 0.0587368 6.86308 facet normal -0.80114 -0.594327 0.0703581 facet normal -0.241804 -0.796836 0.553699 facet normal -9.634529e-01 -2.678776e-01 8.013918e-05 facet normal 0.247224 0.963862 0.099246 facet normal -0.876739 -0.468635 0.108208 facet normal -3.934379e-001 6.745010e-001 6.247039e-001 facet normal 0.90056 0.423245 0.0992753 facet normal 0.946346 -0.307482 0.0994132 facet normal -0.758285 0.622326 0.194199 facet normal 0.703596 -0.707109 0.0703594 facet normal -0.796836 -0.241804 0.553699 facet normal -9.883347e-01 1.522975e-01 2.409692e-04 vertex -9.030875e+01 1.001942e+02 4.255000e+01 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 Final tweaks, version submitted to JLCPCB on 20240124 63579cf959 Add notes about UX component wiring initial notes for v1 front panel and Pin 1, horizontal PCB mount, https://www.neutrik.com/en/product/nc3mbh B Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell to pin1 and front panel, horizontal PCB mount, asymmetric push, https://www.neutrik.com/en/product/nc3fav2-da A Series, 3 pole female receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3fah2 A Series, 5 pole female XLR receptacle, grounding: mating connector shell and front panel, lateral left PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch ISO enter plate Matias/ALPS keyswitch, 2.00u, vertical, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 1.25u, http://matias.ca/switches/ Matias ALPS keyswitch 2.25u Matias/ALPS keyswitch, 1.25u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 6.25u, PCB mount, https://www.neutrik.com/en/product/nc3maav-1 AA Series, 3 pole female XLR receptacle, grounding: mating connector shell to pin1 and front panel, horizontal PCB mount, retention spring, https://www.neutrik.com/en/product/ncj9fi-h Combo I series, 3 pole female XLR receptacle, grounding: separate ground contact connected to EP (http://www.aosmd.com/res/packaging_information/DFN5x6_8L_EP1_P.pdf 56-Lead Plastic Quad Flat, No Lead Package (MD) - 4x4x0.9 mm Body [QFN] with corner pads; see figure 8.2 of https://www.silabs.com/documents/public/data-sheets/efm8bb1-datasheet.pdf 20-Lead Plastic Shrink Small Outline (SO), see https://docs.broadcom.com/cs/Satellite?blobcol=urldata&blobheader=application%2Fpdf&blobheadername1=Content-Disposition&blobheadername2=Content-Type&blobheadername3=MDT-Type&blobheadervalue1=attachment%3Bfilename%3DIPD-Selection-Guide_AV00-0254EN_030617.pdf&blobheadervalue2=application%2Fx-download&blobheadervalue3=abinary%253B%2Bcharset%253DUTF-8&blobkey=id&blobnocache=true&blobtable=MungoBlobs&blobwhere=1430884105675&ssbinary=true 6-pin plasic small outline package; 20 leads; body width 5.3 mm.

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