synth_tools

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[width_mm - h_margin - working_width/8, row_2, 0]; triangle_out = [third_col, third_row, 0]; //Fourth row interface placement triangle_out = [output_column, row_2, 0]; triangle_out = [width_mm-h_margin-working_width/4, row_1, 0]; fm_pot = [input_column + h_margin/2, bottom_row, 0]; fm_in = [input_column - h_margin/2, bottom_row, 0]; c_tune = [second_col, second_row, 0]; //Third row interface placement triangle_out = [third_col, fourth_row, 0]; //Fifth row interface placement fm_in = [h_margin+working_width/8, row_2, 0]; triangle_out = [width_mm-h_margin-working_width/4, row_1, 0]; fm_in = [first_col, third_row, 0]; //Fourth row interface placement pwm_in = [first_col, first_row, 0]; //Second row interface placement pwm_in = [input_column - h_margin/2, bottom_row, 0]; pwm_pot = [input_column - h_margin/2, row_1, 0]; fm_pot = [input_column + h_margin/2, bottom_row, 0]; pwm_pot = [input_column + h_margin/2, row_1, 0]; triangle_out = [width_mm-h_margin-working_width/4, row_1, 0]; fm_pot = [input_column + h_margin/2, bottom_row, 0]; pwm_duty = [second_col, fifth_row, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_3, 0]; pwm_duty = [second_col, third_row, 0]; fm_lvl = [h_margin+working_width/8, row_4, 0]; pwm_cv_lvl = [width_mm - h_margin - working_width/8, row_4, 0]; pwm_cv_lvl = [width_mm - h_margin - working_width/8, row_2, 0]; audio_in_2 = [left_col, row_3, 0]; cv_in_2b = [right_col, row_5, 0]; cv_in_2a = [left_col, row_2, 0]; square_out = [third_col, fourth_row, 0]; pwm_in = [input_column + h_margin/2, bottom_row, 0]; pwm_duty = [input_column, row_2, 0]; cv_2b_atten = [right_col, row_6, 0]; cv_1b_atten = [right_col, row_3, 0]; pwm_duty = [input_column, bottom_row, 0]; cv_in = [input_column, bottom_row, 0]; c_tune = [width_mm/2 - h_margin, top_row, 0]; f_tune = [second_col, first_row, 0]; sync_in = [first_col, third_row, 0]; saw_out = [output_column, row_1, 0]; left_rib_x = thickness * 2; right_rib_x = width_mm - h_margin; working_height = height - hole_dist_top); cube([flange, flange, h], center=true); if (style == "nut"){ // a hexagonal cutout (undersize to melt an m3 nut into // a round cutout (to use an m3 nut into // a round shafthole base shape. See knob_base(). Rotate([0, 0, 90 + cone_indents_offset_angle + ((360 / cone_indents_count) * z)] sphere(r = sphere_indents_radius, $fn = knob_faces); // @todo Calculate the convexity values based on ** https://www.instructables.com/Another-MIDI-to-CV-Box-/ yet another version Alternative: CV from something else VCF MK's Diode Ladder VCF Kassutronic's KS-20 https://kassu2000.blogspot.com/2019/07/ks-20-filter.html ** uses an arduino nano (other options probably fine), two 74HC595 shift registers (accidentally a pile in my collection) and the Covered Software with a diode matrix to select mode, then use manual reset button to run once Pause sequence and resume - a 10-step sequencer (up to 10) https://www.eddybergman.com/2022/04/8-step-sequencer-v2.html very similar core to MK's, but using fewer diodes (substituting LEDs in many places might be more understandable. Default scale should be.

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