3
1
Back

328607 bytes Images/PXL_20210831_001017829.jpg | Bin 0 -> 74084 bytes Docs/precadsr_layout_front.pdf | Bin 26014376 -> 26031216 bytes // PCB holder pcb_holder(h=10, l=top_row-rail_clearance*2-15-thickness, th=1.15, wall_thickness=1); // Create a round cutout (to use an m3 nut into // a round cutout (to use an m3 nut into // a hexagonal cutout (undersize to melt an m3 nut into // a round shafthole base shape. See knob_base(). Rotate([0, 0, 180] // Left side: meta-step controls } module title(string, size=12, halign="center", font=font_for_title) { color([1,0,0]) linear_extrude(height) text(string, size, halign=halign, font=font_for_title); //} // draw panel, subtract holes // v_wall(h=4, l=height-rail_clearance*2-thickness); // top right [left_edge + height * rotate_vector_cos; [left_edge, rotate_vector_cos * rail_depth], // top right [left_edge + height * rotate_vector_cos; [left_edge, rotate_vector_cos * rail_depth], // top edge smoothing // thanks to http://www.iheartrobotics.com/ for the four plastic clips sliders: 3mm above panel, tight but possible mini toggle: 2.5mm above panel, ample thunkicons: probably too short without extra spacers, use mini toggle switch ON-ON | | J2 | 1 | B20k | Potentiometer | | | R5, R29 | 3 * https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15R0-103B1/3781301 (red B10K) and https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15O0-105A2/7314942 (orange A1M The first two groups should.

New Pull Request