24v DC @ 25 amps

David Rogers dvrogers@mgfairfax.rr.com
Sat, 26 Jun 1999 20:16:40 -0400


I would be interested in two power supplies at the $40 price range, better
if group buy.  The best voltages for solid-state HF power amps is either
24 or 48 vdc for the existing designs.
Dave (K9RKH)

Andre' Kesteloot wrote:

> Hello Tacoistas,
>
> I have recently purchased from Marlin P. Jones two switching power
> supplies, used, 220v AC input; 24 volts DC @ 25 amperes output. These
> are used units, but in good condition, fan-cooled, etc.
>
> Frank Gentges K0BRA had a hunch these power supplies could easily be
> converted to 17 v AC input. He was correct, and was able to modify the
> unit in a few minutes. :-)
>
> For those of you interested in building transmitters, 25 amps is not
> bad. Two of those units in series will deliver 48 volts at 25 amps,
> that is 1.2 Kilowatts of DC  !
>
> These puppies sell for $39.95, and we are thinking of organizing a
> group-buy. Who is interested?
>
> Let me know
>
> 73
> Andre'