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Bare PC board -
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3D Printed a simple pc board holder while I solder on components. -
Views: 76
FET's at top are the most expensive components. -
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Drilled and tapped 2 aluminum bars -
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Finished board -
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3D Printed a case for board, drilled cable connection holes, added knob for pot adjustment. and threw on some stickers I had laying around. Also drilled some holes at the line of FET's for cooling. -
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Flashed the pic using Pickit 3. You can get the usb adapter and tool on Amazon: "PICKit3 Microchip Programmer with USB Cable" -
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For the pens, I used aluminum tubes of the same specified wall thickness and diameter instead of brass.
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Views: 126
Straight out of the box. Nice, works, but something missing. -
Views: 112
24 volt terminals on left, yellow and green must be shorted for PSU to work, 120 AC on right. -
Views: 147
Dual fan setup, should be good on the cooling. -
Views: 149
Based upon the mfr. provided dimensions, the front cap is modeled in Fusion 360. Openings for pushbutton on/off, XT90 panel mount plug, a pair of binding posts, and an IEC plug on the side. -
Views: 125
Modeled the back cap with holes same size as fans. Recessed screw holes on sides provided. -
Views: 133
Hours and hours of printing, modifying, and re-printing. -
Views: 137
spray-on filler/primer -
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for both front and back caps