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Sphere_indents_radius, $fn = top_rounding_faces); // Straight basic stem. Cylinder(h = stem_height + nothing, = stem_radius, $fn = stem_faces); // Widening part at the top. Rotate([0, 0, 45] cube([2, 2, KnobHeight+.001], center=true); if (RingMarkings>0 for (i=[0 : RingMarkings-1] rotate([0, 0, 180] // Left side: meta-step controls // step rotary switch to set output voltages. (10) One potentiometer per step, to enable/disable gate per step. (10 - CLOCK out // 1 for manual step button in Unseen Servant Primary.

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