[Premium-Rx] HF-1000 PSU

Geoff Fors wb6nvh at mbay.net
Wed Apr 27 22:22:49 EDT 2005


Rick,

You might also check if the power supply has any tantalum capacitors in it, such as 10uf at 25V match-head epoxy dipped style.  They are sometimes used as filters on VCC lines, usually downstream from a 10 ohm 1/4 watt resistor.  I don't know why, but in the last five years I have run into literally hundreds of shorted ones in Racal, Fluke, Datron and other equipment.  In all cases they were adept at sending smoke signals.

The HF-1000 supply sounds almost like a PC power supply...5V, 12V and a power good signal line...

Geoff Fors
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