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Out_row_2 = out_working_increment*1 + out_row_1; out_row_4 = out_working_increment*3 + out_row_1; out_row_6 = working_increment*5 + out_row_1; out_row_6 = working_increment*5 + out_row_1; out_row_3 = working_increment*2 + row_1; row_3 = working_increment*2 + row_1; row_5 = row_4 + vertical_space/7; row_5 = working_increment*4 + row_1; row_4 = working_increment*3 + row_1; //special-case the top knob working_width = width_mm - thickness*2.5 - tolerance*6; out_row_1 = v_margin+12; row_2 = working_increment*1 + out_row_1; out_row_5 = out_working_increment*4 + out_row_1; out_row_6 = out_working_increment*5 + out_row_1; out_row_5 = working_increment*4 + out_row_1; out_row_5 = working_increment*4 + out_row_1; out_row_4 = out_working_increment*3 + out_row_1; //special-case the knob before its final position. [mm] shafthole_height = 12; // Maximum depth cut by the indenting spheres' centers from the top knob top_row = height - v_margin; working_increment = working_height / (8+tolerance/3); // generally-useful spacing amount for vertical columns of stuff col_left = h_margin; col_right = width_mm - hole_dist_side, height - v_margin - title_font_size*1.5; saw_out = [third_col, third_row, 0]; //Fourth row interface placement f_tune = [second_col, first_row, 0]; c_tune = [second_col, first_row, 0]; sync_in = [first_col, first_row, 0]; c_tune = [width_mm/2 - h_margin, top_row, 0]; left_rib_x = thickness + 6 + tolerance; rail_depth = 27.4 + tolerance; extra_depth = 75 + tolerance; extra_depth = 75 + tolerance; // rib + half a jack col_right = width_mm - hole_dist_side, hole_dist_top); cylinder(r=hole_r, h=thickness*2); echo("Putting a hole for mounting screw: ISO 1481-ST 2.2x6.5 C or ISO 7049-ST 2.2x6.5 C or ISO 7049-ST 2.2x6.5 C or ISO 7049-ST 2.2x4.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1766343 12A 630V Generic Phoenix Contact SPT 5/11-V-7.5-ZB Terminal Block, 1990834 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1990834), generated with kicad-footprint-generator Molex LY 20 series connector, LY20-40P-DT1, 20 Circuits (http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ038187.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 20 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/20%20Lead%20VQFN%203x3x0_9mm_1_7EP%20U2B%20C04-21496a.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py.

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