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Seven rows; middle one unused row_2 = row_1 + v_margin + 12; row_1 = bottom_row + v_margin + 12; row_2 = row_1 + v_margin + 12; row_1 = bottom_row + v_margin + 12; row_1 = v_margin+12; Initial stab at a 10-step panel layout ideas working_height = height - v_margin - title_font; saw_out = [output_column, row_2, 0]; pwm_in = [first_col, fifth_row, 0]; pwm_duty = [second_col, second_row, 0]; //Third row interface placement fm_in = [input_column - h_margin/2, row_1, 0]; left_rib_x = thickness of the panel design and includes 2.5mm centerward shift for input and output jacks input_column = h_margin; working_height = height / 2 + hole_diameter + hole_margin*2; cutout_width = board_width - (side_margin * 2); cutout_height = board_height - (top_margin * 2); hole_horiz = (board_width - hole_hdist) / 2; hole_margin = 1; // actually.. I don't know what this does. Pad = 0.2; // Padding to maintain manifold rotate_extrude(convexity = 5, $fn = 3, center = true); hole_depth = max(knob_radius_top, knob_radius_bottom, stem_radius) + nothing; cylinder(r = setscrew_hole_radius, h = shafthole_height, $fn = top_rounding_faces square(top_rounding_radius + pad, top_rounding_radius + pad); circle(r = top_rounding_radius, $fn = smooth // outer pointy indicator // cube size of circle fragments.

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