Article 5
I've had a website for almost 20 years (www.pyrochrome.co.uk) , but it is almost a decade since I've bothered to update anything. The time has therefore finally come to provide a new and better home...
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Hacking HP Common Slot Power supplies - 12V@100A
I currently need a high power 12V power supply (to feed a Class-D amp, which in turn is going to provide an easily tuned source of ~60Hz power, to drive a stirling cycle helium cryocooler, to make...
View ArticleDatasheets relating directly to HP "Common Slot" pinouts
Having spent a long time unsuccessfully looking for details of the HP "Common Slot" pinout, and instead doing my own investigation (which I've just written up in the previous post), I've just managed...
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Confirmation of connector for DL580 & HP "Common Slot" PSUs
I've just received the connectors mentioned in the previous post (FCI 10046971-001LF), and they are a perfect fit. This should allow me to make a nice clean job of connecting up the leads, and also...
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Busbars on output
To give maximum flexibility I've soldered two copper busbars to the output connector which matches my PSU. These each have two 5mm holes, one with an extra milled recess to fit high current terminal...
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Completed PSU
Completing the PSU connector assembly, I've added: a 2.1mm socket for 12V standby power (which will be used for a 4-way 5V USB supply for a Raspberry Pi and other gear) a switch placing a 21K resistor...
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