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= .25; //non-printing, barely-visible outline of component footprints width = 10; knob_radius_bottom = 10; label_font = 6; // generally-useful spacing amount for vertical columns of stuff col_left = thickness * 2; right_rib_x = width_mm - hole_dist_side - thickness; // draw panel, subtract holes union() { cube([board_width, board_height, thickness]); cylinder(thickness+standoff_height, r=standoff_radius, $fn=360); cube([cutout_width, cutout_height, thickness+3]); cylinder(h=thickness+standoff_height+3, r=hole_radius, $fn=360); vertex 0 -6.25374 7.81454 facet normal 0.0808324 -0.0818475 0.993362 facet normal -8.592839e-01 -4.190219e-03 -5.114818e-01 vertex -1.074403e+02 9.725134e+01 5.581992e+00 facet normal -0.0980067 -0.0096566 0.995139 vertex -4.17805 -6.2529 6.0001 facet normal -0.0572764 0.187658 0.980563 facet normal -0.0694843 0.705398 facet normal 1.087044e-001 4.839895e-004 9.940740e-001 vertex 3.538386e+000 2.819248e+000 2.495526e+001 facet normal 0.84016 -0.533176 0.099273 vertex 6.47214 -4.70228 20 facet normal -2.862063e-01 2.896355e-03 -9.581636e-01 vertex -1.057085e+02 9.665134e+01 1.281102e+01 facet normal -8.512361e-001 -5.247829e-001 0.000000e+000 vertex -4.455791e+000 3.434344e+000 9.983999e+000 vertex 6.918735e-001 -7.088008e+000 2.496000e+001 vertex -5.033025e+000 -4.995401e+000 1.747200e+001 facet normal -1.274611e-001 -9.918436e-001 0.000000e+000 vertex 3.252574e+000 6.251968e+000 1.747200e+001 facet normal -7.070963e-001 -3.148567e-003 7.071103e-001 vertex 7.852041e-001 5.434208e+000 2.488700e+001 facet normal 0.528276 -0.575172 0.624582 facet normal 0.584886 -0.805022 0.0992381 facet normal -0.114152 -0.990969 0.0703601 facet normal -0.024393 -0.106447 0.994019 facet normal -0.0647447 -0.0692189 0.995498 facet normal 1.120389e-15 6.002714e-16 -1.000000e+00 facet normal -0.0906015 -0.869711 0.485175 facet normal -0.114155 0.990968 0.0703598 facet normal 0.116097 -3.58571e-05 0.993238 facet normal -0.225389 0.184972 0.956549 facet normal 0.271019 0.654332 0.705973 facet normal 0.243844 -0.297032 0.923208 facet normal 0.844738 -0.44206 0.301663 facet normal 0.801144 0.59432 -0.0703636 facet normal -0.76671 0.634276 0.0992474 facet normal -9.060174e-001 4.232404e-001 0.000000e+000 vertex 3.956218e+000 -5.925223e+000 1.747200e+001 facet normal 0.877713 0.469149 0.0975696 vertex -7.512 -4.9463 4.51216 facet normal -0.554748 0.0546376 0.830223 vertex 8.96712 1.78367 3.76384 vertex.

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