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Small amount of overlap for unions and differences, to prevent z-fighting. // Degrees per fragment of a pot rotary_knob_row = top_row - 30; working_width = width_mm - 10 - center_adjust; // build up seven rows; middle one unused row_1 = vertical_space/7; row_2 = working_increment*1 + row_1; row_3 = row_2 + vertical_space/7; row_7 = row_6 + vertical_space/7; row_3 = row_2 + vertical_space/7; row_4 = row_3 + vertical_space/7; row_3 = row_2 + vertical_space/7; row_5 = row_4 + vertical_space/7; row_3 = working_increment*2 + row_1; row_5 = row_4 + vertical_space/7; row_5 = row_4 + vertical_space/7; row_3 = working_increment*2 + row_1; working_increment = working_height / (8+tolerance/5); // generally-useful spacing amount for vertical columns of stuff center_adjust = 5; // Number of faces on the cylindrical edge of the shaft hole, ACP CA9-VSMD, http://www.acptechnologies.com/wp-content/uploads/2017/05/02-ACP-CA9-CE9.pdf Potentiometer vertical Bourns 3386P Potentiometer, horizontal, Bourns 3269P, https://www.bourns.com/docs/Product-Datasheets/3269.pdf Potentiometer horizontal Vishay 148E-149E Single Potentiometer, horizontal, Piher PT-15-H05, http://www.piher-nacesa.com/pdf/14-PT15v03.pdf Potentiometer vertical Piher PT-15-V15 Potentiometer, horizontal, Bourns 3299P, https://www.bourns.com/pdfs/3299.pdf Potentiometer horizontal Bourns 3006P Potentiometer, horizontal, Bourns 3224G, https://www.bourns.com/docs/Product-Datasheets/3224.pdf Potentiometer vertical Alps RK09K RK09D Single Snapin 113004U 1130A6S 11300DR 1130A8G.

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