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// for inset labels, translating to this height controls label depth label_inset_height = thickness-0.02; // Width of module (HP width = 10; // [1:1:84] /* [Holes] */ hole_dist_top = 2.5; //mm first_col = 10.1+center_adjust; //mm second_col = width_mm/2; row_1 = bottom_row + v_margin + 12; row_1 = bottom_row + v_margin + 12; row_2 = row_1 + v_margin + 12; row_1 = bottom_row + v_margin + 12; row_1 = bottom_row + v_margin + 12; //knob_radius top_row = height - 25; // build up seven rows; middle one unused row_7 = row_6 + vertical_space/7; cv_in_1a = [left_col, row_6, 0]; cv_1b_atten = [right_col, row_3, 0]; pwm_duty = [second_col, first_row, 0]; //Second row interface placement f_tune = [width_mm/2 + h_margin, top_row, 0]; left_rib_x = thickness * 1; right_rib_x = width_mm - thickness*2; // draw a "vertical" wall to mount a circuit outside the full dev board (in some cases) Arduino + DAC https://www.youtube.com/watch?v=t3kUPjdiq0o for explainer https://drive.google.com/drive/folders/156nn9rClRLJplS4M46s56-Pibi86Z-Kp for schematics and .ino file uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on SIP7, http://power.murata.com/data/power/ncl/kdc_nma.pdf Isolated 1W or 2W Single Output SM DC/DC Converters 78sr3.3 78sr5 78sr9 78sr12 78srXX DCDC-Converter, RECOM, RECOM_R-78B-2.0, SIP-3, pitch 2.54mm, size 18.240000000000002x6.5mm^2, drill diamater 1.3mm, pad diameter 2.4mm, see http://www.4uconnector.com/online/object/4udrawing/20193.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix PT-1,5-9-3.5-H, 9 pins, pitch 5mm, size 50x9mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/100425.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix PT-1,5-11-5.0-H pitch 5mm Varistor, diameter 21.5mm, width 11.4mm, pitch 10mm size 95x9mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00065, 45Degree (cable under 45degree), 4 pins, pitch 10mm, size 85x9mm^2, drill diamater 1.15mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00056_DB_EN.pdf, script-generated with , script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 236-604 45Degree pitch 7.5mm size 15x10.3mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00293, 8 pins, pitch 5mm, size 10x8.3mm^2, drill diamater 1.3mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00287_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_4Ucon THT Terminal Block Phoenix.

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