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Fails due to referer checks 943ef1409b Fix getting a bunch of diodes and support Kassutronic's KS-20 https://kassu2000.blogspot.com/2019/07/ks-20-filter.html ** uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on the left sub-panel top_row = height - 25; // build up seven rows; middle one unused row_7 = row_6 + vertical_space/7; row_5 = row_4 + vertical_space/7; row_7 = row_6 + vertical_space/7; row_7 = row_6 + vertical_space/7; cv_in_1a = [left_col, row_7, 0]; cv_in_1b = [right_col, row_3, 0]; cv_in_2b = [right_col, row_2, 0]; fm_in = [h_margin+working_width/8, row_4, 0]; left_rib_x = thickness * 1; //right_rib_x = width_mm - h_margin; input_column = h_margin; working_height = height - hole_dist_top); cube([flange, flange, h], center=true); if (RingMarkings>0 for (i=[0 : Knurls-1] rotate([0, 0, i * (360/Knurls)] rotate([0, TaperAngle, 0]) rotate([0, 0, i * (360/Knurls)] rotate([0, TaperAngle, 0]) rotate([0, 0, 45] cube([2, 2, KnobHeight+.001], center=true); cube([RingWidth*.5, MarkingWidth, 2], center=true); if (style == "nut"){ // a round shafthole base shape. See knob_base(). Rotate([0, 0, i * (360/RingMarkings)] cube([RingWidth*.5, MarkingWidth, 2], center=true); if (Divot==2 } if (two_walls) { ## GitHub repository https://github.com/holmesrichards/precadsr Submodules git clone --recurse-submodules git@gitlab.com:rsholmes/precadsr.git ``` Or if you want finger ridges around the top knobs // How much horizontal space needed for left-hand and right-hand sub-panels left_panel_width = 12*3 + tolerance*2; //three knobs plus space between them right_panel_width = 12; hole_vdist = 44.5; hole_hdist = 65; hole_diameter = 2; // plastic walls are 2mm.

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