synth_tools

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[right_col, row_5, 0]; cv_in_2a = [left_col, row_3, 0]; cv_in_2b = [right_col, row_3, 0]; cv_in_2b = [right_col, row_1, 0]; left_rib_x = thickness * 1; right_rib_x = width_mm - h_margin; cv_in = [input_column, bottom_row, 0]; c_tune = [second_col, second_row, 0]; //Third row interface placement pwm_in = [input_column - h_margin/2, bottom_row, 0]; pwm_duty = [second_col, second_row, 0]; //Third row interface placement pwm_in = [width_mm - h_margin - working_width/8, row_3, 0]; pwm_duty = [input_column, row_2, 0]; triangle_out = [output_column, row_2, 0]; fm_lvl = [second_col, fifth_row, 0]; //left_rib_x = thickness * 1; right_rib_x = width_mm - hole_dist_side - thickness; // additives - labels, etc // one more 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 EPCOS app note at http://www.cypress.com/file/140006/download DFN, 6 Pin (http://www.nve.com/Downloads/ab3.pdf), generated with kicad-footprint-generator Molex PicoBlade Connector System, 43045-0200 (alternative finishes: 43045-160x), 8 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py DFN, 6 Pin (https://www.analog.com/media/en/technical-documentation/data-sheets/MAX4460-MAX4462.pdf#page=19, https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/tdfn-ep/21-0137.pdf), generated with kicad-footprint-generator Molex Mini-Fit Sr. Power Connectors, 105310-xx08, 4 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf.

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