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BackPlanes connect to holes - for projection() only //another rib to balance the switches along the LEDs //outline of whole PCB cube([137.5, 97, 1], center=true); working_increment = working_height / 5; out_row_1 = v_margin+12; out_row_2 = out_working_increment*1 + out_row_1; out_row_3 = out_working_increment*2 + out_row_1; out_row_5 = working_increment*4 + row_1; row_3 = row_2 + vertical_space/7; row_4 = working_increment*3 + out_row_1; out_row_4 = working_increment*3 + row_1; working_increment = (working_height-v_margin+thickness) / (9); // generally-useful spacing amount for vertical columns of stuff // How much horizontal space needed for left-hand and right-hand sub-panels left_panel_width = 12.5*3 + tolerance*4; //three knobs plus space between them right_panel_width = width_mm - h_margin; col_left = thickness + 6 + tolerance; rotate_vector_cos = 0.94; // 'x' of 20 degree rotation rotate_vector_sin = 0.34; // 'y' of rotation left_edge = -rotate_vector_sin * rail_depth; right_edge = height - hole_dist_top); if (vertical) { module railRectSet(height, scale=1) { holeWidth = 10.16; // If you don't need to glue knobs thunkicons: tight, but could work with printed spacers and existing lead lengths alpha pots.
- Handsoldering, https://www.nxp.com/docs/en/package-information/SOT143R.pdf module CMS SOT223.
- Keyswitch 1.50u PCB Cherry MX keyswitch 6.25u Matias/ALPS.