synth_tools

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License. If you don't want the ring. RingWidth = 0; right_rib_x = width_mm - h_margin; input_column = h_margin; bottom_row = v_margin + 12; row_1 = bottom_row + v_margin + 12; row_2 = row_1 + vertical_space/7; row_6 = row_5 + vertical_space/7; row_5 = working_increment*4 + row_1; row_3 = row_2 + vertical_space/7; cv_in_1a = [left_col, row_2, 0]; cv_2b_atten = [right_col, row_5, 0]; cv_in_2a = [left_col, row_7, 0]; cv_in_1b = [right_col, row_3, 0]; pwm_duty = [second_col, third_row, 0]; saw_out = [output_column, row_2, 0]; fm_lvl = [second_col, third_row, 0]; fm_lvl = [second_col, first_row, 0]; //Second row interface placement sync_in = [first_col, third_row, 0]; fm_lvl = [h_margin+working_width/8, row_2, 0]; fm_lvl = [h_margin+working_width/8, row_3, 0]; pwm_duty = [input_column, row_2, 0]; pwm_in = [first_col, first_row, 0]; //Second row interface placement sync_in = [first_col, fifth_row, 0]; //left_rib_x = 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 - v_margin; working_increment = working_height / (8+tolerance/3); // generally-useful spacing amount for vertical columns of stuff col_left = h_margin; bottom_row = v_margin + 12; title_font = 10; // Number of faces around the knob? Knurled = 1; top_margin = (board_height - hole_vdist) / 2 + hole_diameter + hole_margin*2; side_margin = (board_width - hole_hdist) / 2; hole_margin = 1; // [0:No, 1:Yes] ////////////////////////// ////////////////////////// RingThickness = 5*1; TimerKnobConst = 1.8*1; ////////////////////////// KnobMinorRadius = KnobDiameter/2 * (1 - TaperPercentage/100); KnobRadius = KnobMinorRadius + (KnobMajorRadius-KnobMinorRadius)/2; KnobCircumference = PI*KnobDiameter; Knurls = round(KnobCircumference/DistanceBetweenKnurls); Divot=CapType; 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, 90 + sphere_indents_offset_angle + ((360 / cone_indents_count) * z)] sphere(r = sphere_indents_radius, $fn = top_rounding_faces); // Straight basic stem. Cylinder(h = stem_transition_height, r1 = stem_radius, $fn = shafthole_faces); // Adapt to a D-shaped shafthole if desired. Scale([engraved_indicator_scale * 0.3, engraved_indicator_scale * 0.3, engraved_indicator_scale * 0.3, engraved_indicator_scale.

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