synth_tools

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0.533413 0.83023 facet normal 0.539147 0.334131 0.773096 facet normal -0.467809 0.312901 -0.826588 vertex 2.83126 -1.17275 18.8241 vertex -2.84551 0.566007 18.8953 facet normal 0.0761302 -0.0624786 0.995138 vertex 6.48017 4.32991 5.97318 facet normal 2.571775e-01 1.650539e-03 9.663628e-01 vertex -1.058099e+02 9.725134e+01 1.146144e+01 vertex -1.055569e+02 9.665134e+01 1.138097e+01 vertex -1.056805e+02 9.725134e+01 1.142699e+01 facet normal -0.772955 0.634348 -0.0119325 facet normal -4.391152e-002 7.528094e-002 9.961950e-001 vertex -5.326898e+000 3.014290e+000 2.496000e+001 vertex 5.609102e+000 8.483483e-001 1.747200e+001 facet normal -0.106817 -0.137651 0.984704 vertex 5.16382 5.28814 6.86646 vertex 5.12711 -5.32461 6.87554 facet normal -0.480608 0.871278 0.0994478 facet normal 0.920076 -0.0458155 0.389052 vertex -7.2327 -0.99264 7.55007 vertex 1.01235 7.16087 7.60514 facet normal 0.000168718 -0.115745 -0.993279 vertex -0.598972 -6.43421 7.83559 facet normal 0.314572 -0.147387 0.937721 vertex -7.0162 -3.85359 19.9497 facet normal 0.00964667 0.0980109 0.995139 vertex 1.36686 7.38567 6.0001 facet normal 0.165341 0.688669 0.705973 facet normal -0.273132 -0.564081 0.779238 facet normal -2.498232e-001 -4.371911e-001 8.639748e-001 facet normal -0.695445 0.464678 -0.548115 facet normal 0.714665 0.586527 0.381104 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 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 supporting components. ~$6 in parts, mostly down to PCB edge 15.979999999999999mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 37-pin D-Sub connector, straight/vertical, THT-mount.

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