[time-nuts] [Bulk] ok, newbie questions - power supply

Mike Naruta AA8K aa8k at comcast.net
Fri Nov 26 14:20:52 UTC 2010


I'm using the TAPR HPSDR - LPU linear power supply
to power a pair of Thunderbolts.  It has switching
for the -12VDC, but the +12 and +5 are linear.

I didn't use the included ATX or PowerPole connectors,
but wired direct.  It runs fine from my 13.6 VDC
house battery.


Mike - AA8K


On 11/26/2010 05:35 AM, J. L. Trantham wrote:

>
> The Thunderbolt is a good choice and I do not know if the OCXO in the unit
> will make a big difference for your purposes.  It does require +12 VDC, -12
> VDC, and +5 VDC though.  I am not a big fan of switching power supplies for
> this application.
>
> The Z3805A requires only a single power supply and the Z3816A (at least) had
> an option for 110 VAC.  It tracks 8 sats.  A single DC supply is likely the
> easiest to build a battery back up for for continuous operation.
>



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