[time-nuts] Slightly OT - GPS-Based Accurate Direction Finding
hmurray at megapathdsl.net
Thu Aug 26 19:22:46 UTC 2010
> You don't need to DF the VOR if you decode the signals.. the decoded signal
> (i.e. the phase difference between the 30 Hz AM and FM modulations) tells
> you what direction the VOR is relative to you...
The angle/phase from the VOR lets you draw a line on the map. It doesn't
help you to point the map in the right direction. For that, you need the DF.
david at smithfamily.net.au said:
> Some background - I'm needing an accuracy of 1 degree or better.
Have you tried a good compass?
You might have troubles with the steel in a fire tower, but fire towers have
good visibility so you should be able to get a good bearing on a handy
Don't overlook the steel in your car.
These are my opinions, not necessarily my employer's. I hate spam.
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