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E89a2a057d Initial commit Dual VCA, based roughly on Moritz Klein's schematic, with features added from Skull and Circuit's VCA v1.3. D952ec97f3 Go to file db7d02719b Find and replace last few thin traces, fix teardrops and gnd fill f63cfba954 Embiggen traces, add teardrops 46614f2341 Add 55k-ish resistor to coarse knob to fix this and turn it into a solid square wave. Easiest bodge on the right to modify or publish new versions of the stem. [mm] stem_height = 10; // [1:1:84] /* [Holes] */ hole_dist_top = 2.5; // margins from edges h_margin = thickness*2; v_margin = hole_dist_top*2 + thickness; v_margin = hole_dist_top*2; output_column = width_mm - right_rib_thickness; // projection: make a 2d version v_wall(h=4, l=height-rail_clearance*2, th=right_rib_thickness); //outline of whole PCB cube([137.5, 97, 1], center=true); echo("Putting a hole for mounting screw: ISO 1481-ST 2.2x4.5 C or ISO 7049-ST 2.2x4.5 C (http://www.fasteners.eu/standards/ISO/7049/) .

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