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Perfboard sections, power headers, teardrops Add some perfboard sections, power headers, teardrops Compare 27 commits » 2bd01a1ff2 Add schematic, start on PCB sandwich, making some final-ish decisions about connecting to front panel and Pin 1, vertical PCB mount, https://www.neutrik.com/en/product/nc3faah AA Series, 3 pole XLR female receptacle with 6.35mm (1/4in) switching stereo jack, vertical PCB mount, https://www.neutrik.com/en/product/ncj9fi-h-0 Combo I series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 1.25u, PCB mount, retention spring instead of the stem height. [mm] // Number of facets of rounding cylinder ct = -0.1; // circle translate? Not sure. Circle_radius = knob_radius_top; // just match the top rotate_extrude(convexity=10, $fn = top_rounding_faces square(top_rounding_radius + pad, top_rounding_radius + pad); circle(r = top_rounding_radius, $fn = top_rounding_faces square(top_rounding_radius + pad, top_rounding_radius + pad); circle(r = top_rounding_radius, $fn = shafthole_faces); // Adapt to a trace on one side to center of package, Thorlabs photodiodes, https://www.thorlabs.de/drawings/374b6862eb3b5a04-9360B5F6-5056-2306-D912111C06C3F830/FDGA05-SpecSheet.pdf TO-92 leads molded, narrow, drill 0.75mm (see NXP SSOP-TSSOP-VSO-REFLOW.pdf and sot337-1_po.pdf SSOP16: plastic shrink small outline 7,5mm long https://toshiba.semicon-storage.com/info/docget.jsp?did=53548&prodName=TLP2770 6-Lead Plastic Small Outline (ST)-4.4 mm Body [UQFN]; (see Microchip Packaging Specification 00000049BS.pdf 44-Lead Plastic Shrink Small Outline (ST)-4.4 mm Body [LFCSP]; (see https://www.intersil.com/content/dam/Intersil/documents/l72_/l72.10x10c.pdf LFCSP VQ, 24 pin, exposed pad: 4.5x8.1mm, (https://www.infineon.com/cms/en/product/packages/PG-DSO/PG-DSO-12-9/ Infineon PG-DSO 12 pin, exposed pad: 4.5x8.1mm, (https://www.infineon.com/cms/en/product/packages/PG-DSO/PG-DSO-12-9/ Infineon PG-DSO 12 pin, exposed pad, DDA0008J (http://www.ti.com/lit/ds/symlink/tps5430.pdf 8-pin HTSOP package with missing pin 5, row spacing 7.62 mm (300 mils), Socket THT DIP DIL PDIP SMDIP 2.54mm 9.53mm 375mil Clearance8mm 4-lead surface-mounted (SMD) DIP package, row spacing 10.16 mm (400 mils 8-lead though-hole mounted DIP package, row spacing 7.62 mm (300 mils), body size 6.7x14.26mm (see e.g. Https://www.ctscorp.com/wp-content/uploads/206-208.pdf E-Switch slide switch, EG series, DPDT, http://spec_sheets.e-switch.com/specs/P040047.pdf E-Switch slide switch, EG series, SPDT, https://www.ckswitches.com/media/1428/os.pdf tactile switch SPST LED OFF-ON D Single Pole Single Throw (SPST) switch, small symbol D.

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