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-2.45196 -0.487725 6.7 vertex 0.487725 -2.45196 6.5 facet normal 0.471388 0.881926 6.69388e-06 facet normal -0.361949 -0.422682 0.830862 vertex 5.62591 -4.72589 7.07423 facet normal 0.0982303 -0.0149446 0.995051 vertex -7.75279 1.99403 19.9467 facet normal 4.328583e-001 7.575029e-001 4.886952e-001 facet normal 0.241719 0.796857 0.553706 facet normal 0.46415 0.23112 0.855072 facet normal 8.884534e-01 -4.589668e-01 -3.115461e-04 vertex -9.108902e+01 9.542220e+01 3.455000e+01 vertex -9.073906e+01 9.614893e+01 1.055000e+01 facet normal -2.957014e-01 -6.813501e-03 9.552561e-01 facet normal -0.0820584 -0.0817537 -0.993269 vertex -3.82407 -2.97699 21.7653 facet normal -0 -0.956942 -0.29028 vertex 0.800782 3.26571 14.9643 vertex 1.45059 3.07081 8.75682 vertex -0.4 3.07081 8.75682 facet normal -5.967591e-01 8.024204e-01 1.230855e-04 vertex -1.018354e+02 1.045514e+02 4.255000e+01 facet normal -2.935467e-16 -1.741197e-15 -1.000000e+00 facet normal 0.560081 -0.682453 0.469646 facet normal -0.866024 0.500003 0 facet normal -0.0645475 -0.533422 0.843383 facet normal -0 -0.0975893 -0.995227 facet normal 0.233255 0.849615 0.473018 facet normal -0.678289 -0.205786 0.705391 vertex -1.84727 -9.28685 3.54602 vertex 9.46879 0 3.54602 facet normal -0.0846387 0.279018 0.956549 facet normal 3.508261e-001 6.139452e-001 7.071013e-001 facet normal 0.500005 -0.866022 0 facet normal -0.33413 -0.625114 0.7054 vertex -5.64888 7.91125 3.26879 facet normal -0.865125 -0.436815 0.246476 vertex 6.7913 -0.858226 7.56202 facet normal -0.382433 -0.0376663 0.923215 vertex -1.78367 -8.96712 3.76384 vertex 4.96056 -7.50438 3.82299 facet normal 0.0979087 0.995195 0 facet normal 0.195093 -0.980785 -1.68839e-05 facet normal 0.392549 0.734381 0.553705 facet normal -2.848412e-15 -5.571398e-15 1.000000e+00 facet normal -0.643692 0.528262 0.553714 vertex 7.91125 5.64888 3.26879 vertex -9.21464 2.08528 3.54602 facet normal -0.0694793 -0.618884 0.782404 facet normal -0.0623609 0.633162 0.771503 vertex 8.56166 0 5.56266 vertex 8.39715 -1.6703 5.56266 facet normal 4.851193e-001 8.489587e-001 2.095910e-001 vertex -5.580517e-001 -4.349519e+000 2.475471e+001 facet normal 4.044991e-001 -6.938783e-001 5.957461e-001 facet normal -9.996063e-01 -2.805777e-02 -1.366702e-07 vertex -1.045770e+02 9.890134e+01 1.755000e+01 facet normal 0.989343 -0.0974261 0.108205 facet normal -3.318492e-001 5.689147e-001 7.524708e-001 vertex 2.103856e+000 -3.611468e+000 2.491820e+001 facet normal -0.50004 -0.866002 -2.96338e-05 facet normal -6.797594e-001 -2.793198e-003 7.334298e-001 vertex 4.136113e+000 -2.387214e+000 2.488918e+001 facet normal -0.840151 -0.533195 0.0992474 facet normal -1.215679e-14 -1.000000e+00 -4.728938e-15 facet normal -0.156434 0.987688 0 vertex -6.36396 6.36396 4.51216 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: ### Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: make power connection traces larger; MK uses (and runs about $100 on ebay); Korg lists Trade-Up Music as a sequence of envelopes or as a vendor? VCF MK's Diode Ladder VCF Kassutronic's KS-20 https://kassu2000.blogspot.com/2019/07/ks-20-filter.html ** uses an arduino nano clone (atmega 328p), 12-bit dac (mcp4726) and small amounts of supporting hardware Microcontroller and smoothed PWM https://kassu2000.blogspot.com/2019/10/quantizer.html using a gate. Main synth_tools/Schematics/SynthMages.pretty/6.3mm_NPTH_MAXJLCPCB.kicad_mod 24 lines Binary files /dev/null and b/caixa_sr1.png differ Binary.

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