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4.99768 5.42659 6.90571 facet normal -0.768509 -0.630625 0.108196 facet normal 0.223441 0.736595 -0.638358 vertex 5.54328 -2.2961 6.59 vertex 2.56201 -2.21206 6.59 facet normal -0.652551 -0.754471 0.0703597 facet normal 0.995041 -0.00218678 0.0994423 facet normal -8.252802e-01 3.248781e-03 -5.647142e-01 facet normal 5.357023e-002 9.985641e-001 -0.000000e+000 vertex 6.657893e+000 2.413067e+000 1.747200e+001 facet normal 0.000000e+00 -3.657632e-15 1.000000e+00 facet normal 0.561108 0.299919 0.771496 facet normal -0.33413 0.625115 0.7054 vertex -7.99026 -5.04122 3.54602 facet normal 2.121136e-001 -3.654925e-001 9.063239e-001 vertex -8.147030e-001 5.465666e+000 2.491820e+001 facet normal -0.0729387 -0.0676785 -0.995037 vertex -9.68157 -2.4858 0.0440141 vertex -9.58858 2.77357 0.0391082 facet normal -0.881919 -0.471401 0 vertex -2.36142 -9.8813 0 facet normal 1.907807e-01 -2.084875e-03 -9.816305e-01 facet normal 1.397736e-01 9.901835e-01 -0.000000e+00 facet normal -4.225725e-001 -1.881440e-003 9.063272e-001 vertex 5.198867e+000 -1.850381e-002 2.491820e+001 facet normal -3.534176e-01 -8.635605e-03 -9.354258e-01 vertex -1.055858e+02 9.665134e+01 1.277435e+01 facet normal 0.989357 0.0973162 0.108179 facet normal 0.273151 -0.564052 0.779252 vertex -4.77601 4.54597 7.16505 facet normal 0.115344 0.000261241 0.993326 vertex 6.33956 -0.410784 7.82455 vertex 6.33525 0.41258 7.82405 facet normal 0.0619079 0.0776297 -0.995058 vertex 6.37112 7.70136 0.0489709 facet normal -5.040221e-01 8.636908e-01 1.027001e-04 vertex -9.393332e+01 1.052121e+02 4.255000e+01 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: make power connection traces larger; MK uses a CA3080 OTA, an expensive and rare chip these days ($3/ea on amazon, maybe fakes) VCA MK's VCA Probably a straightforward build: one op-amp, four transistors and some example modules 811ef45c764021f623b8bb59234df1314fce4e91 12V, -12V and ground needed, probably up to 1amp https://www.youtube.com/watch?v=pQKN30Mzi2g - maybe not as efficient as a kind of odd LFO. Size: 9.3 KiB After Width: # Precision ADSR build notes | C7, C11 | 2 Fireball/Fireball.kicad_prl.

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