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Back160000 Kosmo_panel path = Hardware/lib/aoKicad url = git@github.com:holmesrichards/Kosmo_panel.git d74befe391 Go to file 46614f2341 Add 55k-ish resistor to coarse knob to fix - Errant connection between R25 and R1, probably a result of switching to pcb-mounted panel components version
main VCA/Panels/dual_vca.scad 393 lines $fn=FN; footprint_depth = .25; //non-printing, barely-visible outline of component footprints width = 36; // [1:1:84] width = 10; label_font = 6; //knob_radius top_row = height - v_margin - title_font_size*1.5; saw_out = [output_column, bottom_row, 0]; c_tune = [second_col, first_row, 0]; sync_in = [first_col, first_row, 0]; //Second row interface placement f_tune = [width_mm/2 - h_margin, top_row, 0]; left_rib_x = thickness * 1; right_rib_x = width_mm - thickness*2; // draw panel, subtract holes panel(width); // waves out wall(h=4, w=width_mm-hole_dist_top-4); // one more to mount a circuit outside the full dev board (in some cases) Arduino + DAC https://www.youtube.com/watch?v=t3kUPjdiq0o for explainer https://drive.google.com/drive/folders/156nn9rClRLJplS4M46s56-Pibi86Z-Kp for schematics and .ino file 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 microcontroller but no DAC. Also interesting UI, featuring lit pushbuttons in a circle. Enable_sphere_indents . New Pull Request