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MK's VCA Probably a straightforward build: one op-amp, four transistors and some supporting components. ~$6 in parts, depending on PCB Added input resistor for sync; placed everything on PCB with exploratory 8hp layout b1fcba1e78 Bring in diylc and openscad design Panels/dual_vca.scad | 393 create mode 100644 Hardware/Panel/precadsr_panel.png create mode 100644 Fireball/Fireball.kicad_pro create mode 100644 Hardware/PCB/precadsr/ao_tht.pretty/PinHeader_1x10_P2.54mm_Vertical.kicad_mod create mode 100644 Hardware/PCB/precadsr/potsetc.kicad_sch delete mode 100644 Hardware/Panel/precadsr-panel-Gerbers/precadsr-panel-PasteTop.gtp create mode 100644 Panels/futura medium condensed bt.ttf and /dev/null differ vertex -0.95 4.22131 20.5 vertex 0.95 0 20.5 vertex 0.95 5.78941 6.73694 vertex -1 7.23003 7.56779 vertex -1 5.39134 21.8333 vertex -1 4.35446 19.3313 vertex -1 6.43 12.85 vertex 1 7.30206 6.90928 vertex -1 7.30206 6.90928 vertex -1 5.45679 20.501 vertex 1 5.30257 21.8229 vertex 1 6.42387 12.8506 vertex 1 0 22.0001 vertex 3.74837 -3.84796 22.0001 vertex 4.47193 2.98805 22.0001 vertex -4.47193 -2.98805 22.0001 vertex 4.50529 2.92564 22.0001 vertex -3.74837 3.84796 22.0001 vertex -1.04926 -5.27501 22.0001 vertex 4.96895 2.0582 22.0001 vertex 3.80307 -3.80307 22.0001 vertex 5.27501 1.04926 22.0001 vertex -2.92564 4.50529 22.0001 vertex 2.92564 -4.50529 22.0001 vertex -1 7.04351 7.6891 vertex -1 7.30206 6.90928 vertex -1 6.43 13.35 vertex 1 5.39134 21.8333 vertex -1 6.28946 13.3638 vertex -1 5.30257 21.8229 vertex -1 5.78941 6.73694 vertex -0.95 4.22131 20.5 vertex -0.95 5.78941 6.73694 vertex -1 6.37595 12.8553 vertex 1 6.92771 7.89317 vertex -1 5.45679 20.501 vertex -1 7.16683 7.57523 vertex 1 7.23003 7.56779 vertex -1 7.12044 7.60042 vertex 1 7.29533 6.97071 vertex -1 0 22.0001 vertex 2.98805 4.47193 22.0001 vertex 3.74837 3.84796 22.0001 vertex 5.25446 -1.11698 22.0001 vertex 5.28194 0.978841 22.0001 vertex 4.47193 2.98805 22.0001 vertex -5.27501 -1.04926 22.0001 vertex 4.96895 -2.0582 22.0001 vertex 2.98805 4.47193 22.0001 vertex -5.25446 1.11698 22.0001 vertex -1.04926 -5.27501 22.0001 vertex -4.47193 2.98805 22.0001 vertex -3.80307 -3.80307 22.0001 vertex 1.11698 5.25446 22.0001 vertex -3.80307 3.80307 22.0001 vertex 1.11698 5.25446 22.0001 vertex -3.80307 3.80307 22.0001 vertex 3.74837 -3.84796 22.0001 vertex 3.80307 -3.80307 22.0001 vertex -4.50529 2.92564 22.0001 vertex -1.04926 -5.27501 22.0001.

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