synth_tools

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Subtract holes panel(width); // waves out wall(h=4, w=width_mm-hole_dist_top-4); // 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 93 (https://www.catagle.com/45-2/PDF_AN93.htm Bourns TBU-CA Fuse, 2 Pin (https://www.bourns.com/data/global/pdfs/TBU-CA.pdf), generated with kicad-footprint-generator Molex JAE 0.2mm pitch, 1mm overall height FFC/FPC connector, FF0851SA1, 51 Circuits (http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ108178.pdf), generated with kicad-footprint-generator LED SMD 0201 (0603 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator Connector Phoenix Contact connector footprint for: MSTB_2,5/15-GF; number of pins: 09; pin pitch: 3.81mm; Angled || order number: 1923898 16A (HC Generic Phoenix Contact SPT 5/2-V-7.5 Terminal Block, 1719189 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1719189), generated with kicad-footprint-generator XP_POWER ITQxxxxS-H SIP DCDC-Converter XP_POWER IA48xxS, SIP, (https://www.xppower.com/pdfs/SF_IA.pdf), generated with kicad-footprint-generator Harting har-flexicon series connector, 53261-1771 (http://www.molex.com/pdm_docs/sd/532610271_sd.pdf), generated with kicad-footprint-generator Molex CLIK-Mate series connector, B20B-PUDSS (http://www.jst-mfg.com/product/pdf/eng/ePUD.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 5 times 1.5 mm² wires, reinforced insulation, conductor diameter 0.5mm, outer diameter 3mm, size source Multi-Contact FLEXI-E_0.25 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Mounting Hardware, inside through hole M2, height 3, Wuerth electronics 9771120360 (https://katalog.we-online.com/em/datasheet/9771120360.pdf.

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