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Back= 2.5; //mm first_col = 10.1+center_adjust; //mm second_col = width_mm/2; vertical_space = height - v_margin - title_font; saw_out = [output_column, bottom_row, 0]; pwm_duty = [second_col, second_row, 0]; //Third row interface placement f_tune = [width_mm/2 - h_margin, top_row, 0]; left_rib_x = hole_dist_side + thickness; h_margin = hole_dist_side*4; v_margin = hole_dist_top*2 + thickness; v_margin = hole_dist_top*5; width_mm = 70.8; // 14HP×5.08mm = 71.12; ES for 14HP is 70.8 first_row = 25.65; //mm second_row = 47.25; //mm third_row = 65.75; //mm fourth_row = 88.25; //mm fifth_row = 108.75; //mm // Center two holes two_holes_type = "opposite"; // [center, opposite, mirror] // Hole distance from the ages 0d3d72c49e606725216a5a9a4217e6c039d5a574 77735c00cc3285131373f5cfc61b82eab5963d12 Update README.md * [Schematic](Docs/precadsr.pdf) * PCB layout: make power connection traces larger; MK uses a CA3080 OTA, an expensive and rare chip these days ($3/ea on amazon, maybe fakes) VCA MK's VCA Probably a straightforward build: one op-amp, four transistors and some example modules main 5a4e89eea6 Add position for resistor between coarse and +12V, value unknown Add position for resistor between coarse and +12V, value Fireball/Fireball.kicad_sch | 4 | 100 nF | Unpolarized capacitor | | | | | R8, R10, R12 | 3 | 22k | Resistor | | R17, R19 | 3 | AudioJack2 | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling)"/>