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Manual_2 = [left_col, row_7, 0]; manual_1 = [left_col, row_6, 0]; audio_in_1 = [left_col, row_6, 0]; cv_1b_atten = [right_col, row_6, 0]; cv_1b_atten = [right_col, row_7, 0]; audio_out_1 = [right_col, row_5, 0]; cv_in_2a = [left_col, row_7, 0]; manual_1 = [left_col, row_3, 0]; c_tune = [second_col, fourth_row, 0]; pwm_cv_lvl = [width_mm - h_margin - working_width/8, row_4, 0]; pwm_cv_lvl = [second_col, third_row, 0]; //Fourth row interface placement fm_in = [h_margin+working_width/8, row_3, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_3, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_3, 0]; c_tune = [width_mm/2 + h_margin, top_row, 0]; left_rib_x = 0; // [0:No, 1:Yes] // Do you want the ring. RingWidth = 0; // [0:No, 1:Yes] TaperAngle=asin(KnobHeight / (sqrt(pow(KnobHeight, 2) + pow(KnobMajorRadius-KnobMinorRadius,2)))) - 90; DivotRadius = KnobMinorRadius*.4; // Primary knob cylinder for (i=[0 : Knurls-1] rotate([0, 0, i * (360/RingMarkings)] cube([RingWidth*.5, MarkingWidth, 2], center=true); cube([8, 3, KnobHeight], center=true); if (RingMarkings>0 for (i=[0 : RingMarkings-1] rotate([0, 0, 90 + sphere_indents_offset_angle + ((360 / sphere_indents_count) * z)] sphere(r = sphere_indents_radius, $fn = top_rounding_faces cylinder(h = stem_height + nothing, = stem_radius, $fn = top_rounding_faces); // Straight basic stem. Cylinder(h = stem_height + nothing, = stem_radius, r2.

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