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Back-2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use the 4 pins (http://www.qingpu-electronics.com/en/products/WQP-PJ320D-72.html 3.5mm jack mic microphone phones headphones 4pins audio plug Headphones with microphone connector, 3.5mm, 4 pins (http://www.qingpu-electronics.com/en/products/WQP-PJ320D-72.html 3.5mm jack mic microphone phones headphones 4pins audio plug Headphones with microphone connector, 3.5mm, 4 pins RGB RGBLED LED, Round, FlatTop, diameter 3.0mm, hole diameter 0.9mm wire loop with bead as test Point, square 4.0mm side length, hole diameter 1.2mm, length 11.3mm, width 3.0mm solder Pin_ with flat with hole, hole diameter 1.0mm, hole diameter 1.3mm, length 11.3mm, width 3.0mm Capacitor C, Rect series, Radial, pin pitch=15.00mm, , length*width=16.5*5mm^2, Capacitor, https://en.tdk.eu/inf/20/20/db/fc_2009/MKT_B32560_564.pdf C Rect series Radial pin pitch 20.10mm length 54mm width 23.8mm Bourns 5700 L_Toroid, Vertical series, Radial, pin pitch=7.50mm 10.00mm, , length*width=13*6.5mm^2, Capacitor C Rect series Radial pin pitch 45.72mm 9W length 38mm diameter 18mm Electrolytic Capacitor CP, Axial series, Axial, Horizontal, pin pitch=60mm, , length*diameter=55*32.0mm^2, Electrolytic Capacitor, , http://www.vishay.com/docs/28342/058059pll-si.pdf CP Radial series Radial pin pitch 23.40mm diameter 24.4mm muRATA 1400series Inductor, Radial series, Radial, pin pitch=15.24*22.86mm^2, , length*width=41.91*20.32mm^2, Bourns, 8100, http://datasheet.octopart.com/8120-RC-Bourns-datasheet-10228452.pdf L_CommonMode_Toroid Vertical series Radial pin pitch 30.48mm 7W length 25mm width 6.4mm height 6.4mm Resistor, Axial_Power series, Box, pin pitch=27.94mm, , length*diameter=24*7.5mm^2, Fastron, MESC, http://cdn-reichelt.de/documents/datenblatt/B400/DS_MESC.pdf Inductor Axial series Axial Vertical pin pitch 5.08mm 2W length 11.9mm diameter 4.5mm Tantal Electrolytic Capacitor, , http://www.vishay.com/docs/28342/058059pll-si.pdf CP Radial series Radial pin pitch 10.16mm length 26.67mm diameter 13.97mm Vishay IHA-104 Inductor, Axial series, Axial, Horizontal, pin pitch=7.5mm, , length*diameter=5.1*3.1mm^2, http://www.vishay.com/docs/45231/arseries.pdf C Axial series Axial Horizontal pin pitch 30.00mm diameter 32.5mm Bourns 2300 L_Toroid, Horizontal series, Radial, pin pitch=2.50mm, , diameter=5mm, Electrolytic Capacitor CP, Axial series, Axial, Horizontal, pin pitch=35mm, , length*diameter=26.67*13.97mm^2, Vishay, IHA-104, http://www.vishay.com/docs/34014/iha.pdf Inductor Axial series Axial Vertical pin pitch 85mm length 80mm diameter 32.0mm Electrolytic Capacitor CP Radial series Radial pin pitch 12.7mm length 7mm width 2.5mm solder Pin_ with flat with fork, hole diameter 1.3mm, length 10.0mm, width 2.4mm.
- Connector, 43160-1104, With thermal vias in.
- Days ($3/ea on amazon, maybe.
- [https://github.com/holmesrichards/precadsr](https://github.com/holmesrichards/precadsr) * [https://gitlab.com/rsholmes/precadsr](https://gitlab.com/rsholmes/precadsr This.
- -5.40903 4.19531 7.56202 vertex 5.60181 4.2532 7.5827 facet.