[hpsdr] [Fwd: Re: Power supplies]

[Graham / KE9H]

Alf:

Actually, you don't really need -12V either, just +12 and +5.

The only thing that -12V is used for in a Merc/Penny/Ozy board set is a
serial port on Ozy, that is not in use.  The three board set works fine
on just +12V/+5V.

--- Graham / KE9H

==


Alfred Green wrote:
> ***** High Performance Software Defined Radio Discussion List *****
>
> Greetings,
>
> So far I have been using my A/J/O combo with my SDR1000 and powered by 
> an old PC supply. It works well, but the psu does give out some 
> noticeable sproggies.
> I'd now like to fire up the new 'wonder boards', Penelope and Mercury, 
> and I'd prefer to use a linear supply at this stage. Am I correct in 
> thinking that I only need the +12, +5, & -12 voltages? If so, I have 
> everything I need.
> Looking at mini-Demeter I suspect that this is the case, but I'd like 
> confirmation.
>
> Thanks to all who contributed to this great project!
>
> HNY & 73,  Alf  NU8I
>
> Scottsdale  AZ  DM43an
> 160m > 24Gigs
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