[time-nuts] New NTBW50AA

[paul swed]

OK I will comment
I believe the bridges intention is to allow either a plus or minus dc
system with respect to ground. Clever. However the cap jus past it looks
pretty beefy and then there is an additional one beyond that so looks like
ac is a possibility. Check the diode bridge specs though to insure a
reasonable PIV
Regards
Paul
WB8TSL


On Fri, Sep 6, 2013 at 9:14 PM, quartz55 <quartz55 at hughes.net> wrote:

> Thanks Paul.
>
> I was thinking about the AC and maybe I won't go there.  It may be just
> too much ripple for the PS converter, but yeah, the 19.5VDC may work, if
> not like I say, I've got a nice 5A 28VAC transformer I can get about 35VDC
> out of with a large cap it should be good enough.  I should have time
> tomorrow to play with it, I've got the cables all ready, all I need to do
> is put up a pole with the antenna on it, arrange the coax and connectors
> and get the PS hooked up.  I think I'll check for 5VDC on the ant port
> after power up, check the coax and then go for it.
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