All,

 

New to gnuradio, got it built under CygWin, receiving assorted channels,
life is good.

 

What I want to do to start of is receive a VOR and determine it's direction.
That's done by comparing the phase of 2 30 Hz signals which are encoded.  I
can demodulate both signals, but I'm not sure how to take the 2 signals and
compare the phase of them.  Has someone already built a block that can do
that?  I looked but didn't find one.  I just want to stream both signals in,
and get a degree or radian output that tells me the relative phase between
the two signals, which will be the radial off the VOR.

 

If a block hasn't already been built for relative phase, does anyone know a
mathematical solution to compare phase?  I could find the peak value for the
sine wave for each signal and compare the time value for each peak, but I'm
wondering if there isn't a better book answer.

 

Thanks!

 

Geof

 

 

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