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Hole; see knob_base(). Cylinder(h = stem_height + nothing, = stem_radius, $fn = top_rounding_faces cylinder(h = stem_height + nothing, = stem_radius, $fn = 3, center = true); hole_depth = max(knob_radius_top, knob_radius_bottom, stem_radius) + nothing; cylinder(r = 8, h = hole_depth, center = true); hole_depth = max(knob_radius_top, knob_radius_bottom, stem_radius) + nothing; cylinder(r = shafthole_radius, h = z height, i.e. How tall the wall along the LEDs //outline of whole PCB cube([137.5, 97, 1], center=true); echo("Putting a hole with radius: ", hole_r , " at ", hole_dist_side, hole_dist_top); echo("Putting a hole with radius: ", hole_r , " at ", hole_dist_side, height - v_margin - title_font_size*2; saw_out = [output_column, row_2, 0]; cv_2b_atten = [right_col, row_1, 0]; square_out = [width_mm-h_margin, row_1, 0]; audio_out_2 = [right_col, row_3, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_2, 0]; fm_lvl = [second_col, fifth_row, 0]; square_out = [width_mm-h_margin, row_1, 0]; pwm_in = [width_mm - h_margin - working_width/8, row_3, 0]; cv_in_2b = [right_col, row_2, 0]; audio_in_2 = [left_col, row_6, 0]; cv_1b_atten = [right_col, row_5, 0]; cv_in_2a = [left_col, row_2, 0]; pwm_in = [input_column - h_margin/2, row_1, 0]; triangle_out = [width_mm-h_margin-working_width/4, row_1, 0]; triangle_out = [output_column, row_1, 0]; fm_pot = [input_column - h_margin/2, bottom_row, 0]; c_tune = [width_mm/2 + h_margin, top_row, 0]; left_rib_x = thickness * 1; h_wall(h=4, l=right_rib_x); } module title(string, size=12, halign="center", font=font_for_title) { color([1,0,0]) linear_extrude(thickness+1) text(string, size, halign=halign, font=font); // draw panel, subtract holes // v_wall(h=4, l=height-rail_clearance*2-thickness); .

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