synth_tools

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7.71004 0.0403056 vertex -6.26718 7.62083 1.31386 facet normal 0.096218 -0.976244 0.194139 vertex 0 -9.14279 3.76384 vertex -1.79875 8.81405 3.82299 facet normal -4.064186e-001 -7.112327e-001 5.735609e-001 facet normal 0.84016 -0.533176 0.099273 vertex 6.47214 4.70228 20 facet normal 0.0914209 0.463058 0.8816 vertex -4.61842 -4.98874 7.03804 facet normal 0.0814632 0.0817724 0.993316 vertex 4.13072 -4.97411 7.83604 facet normal 0.417288 -0.223046 0.880977 vertex 3.18942 7.69994 5.74921 facet normal 2.311639e-004 4.003875e-004 -9.999999e-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 Licensor for inclusion in the span of the rail + a safety margin // margins from edges v_margin = hole_dist_top*5; width_mm = hp_mm(width); // where to put the output jacks 2eebdf7ecf Add four more switches/buttons, move LED drivers onto PCB 496e3e3344 Correcting changed filename in .prl Correcting changed filename in .prl gets jiggy with PCB cutout, light-direction downwards, see http://www.everlight.com/file/ProductFile/ITR8307.pdf refective opto couple photo coupler package for Vishay CNY70 refective photo coupler/interrupter Vishay CNY70 refective photo coupler/interrupter Vishay CNY70 refective photo coupler/interrupter Vishay CNY70 refective photo coupler package for diode bridges, row spacing 7.62 mm (300 mils), body size 10.8x32.04mm 12x-dip-switch SPST , Piano, row spacing 25.4 mm (1000 mils THT DIP DIL PDIP 2.54mm 15.24mm 600mil Socket 3M 16-pin zero insertion force socket, through-hole, row spacing 15.24 mm (600 mils 32-lead surface-mounted (SMD) DIP package, row spacing 5.25 mm (206 mils), body size (see https://www.omron.com/ecb/products/pdf/en-a6h.pdf SMD 4x-dip-switch SPST CTS_Series194-4MSTN, Piano, row spacing 7.62 mm (300 mils), LongPads, see https://www.power.com/sites/default/files/product-docs/tophx_family_datasheet.pdf PowerIntegrations variant of 8-lead though-hole mounted DIP package, row spacing 7.62 mm (300 mils), Socket, LongPads 28-lead though-hole mounted DIP package, row spacing 7.62 mm (300 mils), body size 6.7x14.26mm (see e.g. Https://www.ctscorp.com/wp-content/uploads/219.pdf), SMD, LowProfile SMD 2x-dip-switch.

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