At 1/9/2007 20:52, you wrote:
>Danny,

>If your power supply has any kind of "crowbar" device in its output
>circuitry, it is a good idea to have a Schottky diode (not a regular silicon
>diode) between the power supply and the battery, with the radio connected
>directly at the battery.  This will prevent the power supply from placing a
>dead short on the battery when a power line spike causes the crowbar to
>fire.  Most Astron linear power supplies have such a circuit.  It's also a
>good idea to have fuses in each power lead and in each jumper between
>batteries.

Better yet, just put a fuse right at the battery.  If the crowbar fires, 
the fuse blows.  Required equipment on any battery I use.

Bob NO6B


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