[time-nuts] WWVB phase modulation test April 15-16

paul swed paulswedb at gmail.com
Thu Apr 12 03:04:32 UTC 2012


John hit the nail on the head. I have done that for both wwvb and loran c.

On Wed, Apr 11, 2012 at 9:47 PM, J. Forster <jfor at quikus.com> wrote:

> Just the T and a DC block. 1/4 wave at 60 kHz is far, far longer than any
> cable you have.
>
> -John
>
> ==================
>
>
> > For this test coming up, I really want to get both my Spectracom devices,
> > 8164
> > and 8170, going at the same time, if only to see that they both go crazy
> > exactly
> > on time, yet I'm too lazy to install the second 8206 antenna in a decent
> > location.  Do I need a power splitter to do this?  Over at
> > http://www.febo.com/time-freq/wwvb/sig-strength/spectracom-antenna.html
> > John
> > says he just used a BNC tee and a DC block.  Did he get an even balance?
> > Close
> > enough?  Is there not enough power in a receiver system to make a
> > difference?
> >
> > I realize the AGC will be open-loop in one of them.  Big deal?  I will
> > lose at
> > least 3dB on each.  Can I afford to?  My reception has been lousy lately,
> > unlocking during the day when it used to power straight through, even
> > after I
> > moved my 8206 to a much better, outdoor location.  But so has the
> > monitoring
> > station's in LaCrosse, which is not far from here.
> >
> >
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>
>
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