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+ ((360 / cone_indents_count) * z)] sphere(r = sphere_indents_radius, $fn = smooth } module knurled_finish(ord, ird, lf, sh, fn, rn [ ord*cos(lf2), ord*sin(lf2), h0], [ ord*cos(lf2), ord*sin(lf2), h2] echo(" Knurled Surface Library v2 "); echo(" s_smooth - [ 12 ] ,, Knurl's Width. "); echo(" k_cyl_od - [ 1.5 ] ,, Knurl's Depth. "); echo(" e_smooth - [ 0 ] ,, Knurl's Height. "); echo(" knurl_hg - [ 2 ] ,, Height for the setscrew hole; see knob_base(). Cylinder(h = stem_height + nothing, = stem_radius, $fn = top_rounding_faces square(top_rounding_radius + pad, top_rounding_radius + pad); rotate_extrude(convexity = 5, $fn = 3, center = true); hole_depth = max(knob_radius_top, knob_radius_bottom, stem_radius) + nothing; cylinder(r = shafthole_radius, h = hole_depth, center = true); hole_depth = max(knob_radius_top, knob_radius_bottom, stem_radius) + nothing; cylinder(r = shafthole_radius, h = hole_depth, center = false); z_position = height - hole_dist_top); echo("Putting a hole with radius: ", hole_r , " at ", width_mm - hole_dist_side, height - v_margin*2 - title_font_size*1.5; // surface("FireballSpellSmall.png", center=true, invert=false); } module cherry_mx_button() { union(){ cube([14,14,thickness]); // 1HP = 1/5" = 5.08mm function units_mm(u) = u * U; main synth_tools/PCB Notes.txt 17 lines Notes from MK's PCB livestream .

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