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Top/bottom ribs? // top horizontal rib // h_wall(h=1.6, l=right_rib_x); // middle-bottom h rib h_wall(h=1.6, l=right_rib_x); // middle-bottom h rib // h_wall(h=4, l=right_rib_x); // bottom horizontal rib // bottom horizontal rib // h_wall(h=1.6, l=right_rib_x); // one more to mount the circuit board sideways on HP = 5.07; // 5.07 for a box film cap instead of latch, https://www.neutrik.com/en/product/nc3fav1-0 A Series, 5 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nc4fbh B Series, 4 pole chassis connector, gray D-size flange, countersunk thru holes, vertical PCB mount, https://www.neutrik.com/en/product/nc4mah A Series, 3 pole XLR female receptacle with 6.35mm (1/4in) stereo jack and switching ground contact, horizontal PCB mount, https://www.neutrik.com/en/product/nc3fav1 A Series, 3 pole XLR female receptacle with 6.35mm (1/4in) switching stereo jack and switching ground contact, vertical PCB mount, retention spring instead of latch, https://www.neutrik.com/en/product/nc3faav-0 AA Series, 3 pole female XLR receptacle, grounding: mating connector shell to pin1 and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nc3fav1 A Series, 3 pole female XLR receptacle, switching contacts, grounding: separate ground contact to mating connector shell and front panel, steel retention lug, lateral right PCB mount, https://www.neutrik.com/en/product/nl4md-v speakON Chassis Connectors, 4 pole chassis connector, black D-size flange, mirrored self tapping screw holes (A-screw), vertical PCB mount, retention spring instead of A4 c852e5d6ad8630143a633f6c4ffcb4d705a43337 Add note resulting from real TL0x4s re-re-remove the mysterious extra trace 5040873587dbb57684343269abab88d35cf7124b Update Schematics/schematic_bugs_v1.md more fixes a5c5ff12ce18fecaaf346f973863d12bf361ac82 Notes from debugging Do not connect the Normal pin for op amp Add kicad schematic, some diylc noodling Add kicad schematic, some diylc noodling Initial stab at a 10-step panel layout ideas working_height = height - v_margin*2 - title_font_size; working_increment = working_height / (8+tolerance/3); // generally-useful spacing amount for vertical columns of stuff working_height = height - v_margin; working_increment = working_height / 6; // generally-useful spacing amount for vertical columns of stuff col_left = thickness * 1; right_rib_x = width_mm - col_right + tolerance*4; // column from edge plus hole radius // mounting holes distance 63.5mm 44-pin D-Sub connector, horizontal/angled (90 deg), THT-mount.

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