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PCB sandwich, making some final-ish decisions about connecting to front panel design and includes 2.5mm centerward shift for input and output jacks bottom_row = v_margin + 12; row_1 = vertical_space/7; row_2 = row_1 + v_margin + 12; //knob_radius top_row = height - v_margin - title_font_size*2; working_width = width_mm - 10 - center_adjust; center_col = width_mm/2; vertical_space = height - v_margin; working_increment = (working_height-v_margin+thickness) / (9); // generally-useful spacing amount for vertical columns of stuff col_left = h_margin; working_increment = (working_height-v_margin+thickness) / (9); // generally-useful spacing amount for vertical columns of stuff col_left = h_margin; working_increment = working_height / (8+tolerance/5); // generally-useful spacing amount for vertical columns of stuff col_left = thickness * 1; right_rib_x = width_mm - thickness*2; left_rib_x = thickness * 1; //right_rib_x = width_mm - hole_dist_side, hole_dist_top); cylinder(r=hole_r, h=thickness*2); echo("Putting a hole with radius: ", hole_r , " at ", hole_dist_side, hole_dist_top); cylinder(r=hole_r, h=thickness*2); echo("Putting a hole with radius: ", hole_r , " at ", 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 2.2x4.5 C or ISO 7049-ST 2.2x4.5 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: 1847686 8A 320V Generic Phoenix Contact connector footprint for: MC_1,5/7-GF-5.08; number of pins: 05; pin pitch: 5.08mm; Angled; threaded flange; footprint includes mount hole for mounting screw: ISO 1481-ST 2.2x6.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1755859 12A Generic Phoenix Contact SPT 2.5/6-H-5.0 1991011 Connector Phoenix Contact, SPT 2.5/8-V-5.0-EX Terminal Block, 1719370 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1719370), generated with kicad-footprint-generator Molex CLIK-Mate series connector, 501331-0707 (http://www.molex.com/pdm_docs/sd/5013310207_sd.pdf), generated with kicad-footprint-generator JST PUD series connector, LY20-24P-DLT1, 12 Circuits (https://www.molex.com/pdm_docs/sd/2005280120_sd.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip.

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