synth_tools

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11, 12, 13, 14, 15, 16]) linear_extrude(height=a/h, convexity=10) projection(cut = true 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 radius (mm) hole_r = 1.7; // Hole radius (mm) hole_r = 1.7; // Hole for setscrew } // additives - labels, etc // one more vertical to mount the circuit board to, dead center v_wall(h=4, l=top_row-rail_clearance*2-thickness-15); // PCB holder pcb_holder(h=10, l=top_row-rail_clearance*2-15-thickness, th=1.15, wall_thickness=1); // Create a hole with radius: ", hole_r , " at ", hole_dist_side, hole_dist_top); cylinder(r=hole_r, h=thickness*2); echo("Putting a hole with radius: ", hole_r , " at ", 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 EPCOS app note 93 (https://www.catagle.com/45-2/PDF_AN93.htm Bourns TBU-CA Fuse, 2 Pin fuse holder, car blade fuse mini PTC Resettable Fuse, Ihold = 13.0A, Itrip=24.0A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf bourns ptc resettable fuse polyfuse THT PTC Resettable Fuse, Ihold = 9.0A, Itrip=15.3A, http://www.bourns.com/docs/Product-Datasheets/mfrg.pdf PTC Resettable Fuse, Ihold = 7.0A, Itrip=13.0A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf PTC Resettable Fuse, Ihold = 5.0A, Itrip=8.5A, http://www.bourns.com/docs/Product-Datasheets/mfrg.pdf PTC Resettable Fuse, Ihold = 8.0A, Itrip=15.0A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf PTC Resettable Fuse, Ihold = 8.0A, Itrip=15.0A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf PTC Resettable Fuse, Ihold = 1.0A, Itrip=1.8A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf PTC Resettable Fuse, Ihold = 7.5A, Itrip=13.1A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf PTC Resettable Fuse, Ihold = 6.0A, Itrip=10.8A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf PTC Resettable Fuse, Ihold = 6.0A, Itrip=10.8A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf PTC Resettable Fuse, Ihold = 5.5A, Itrip=10.0A, http://www.bourns.com/docs/product-datasheets/mfrht.pdf PTC Resettable Fuse, Ihold = 5.0A, Itrip=8.5A, http://www.bourns.com/docs/Product-Datasheets/mfrg.pdf.

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