[TowerTalk] GPS for azimuth

[Steve Maki]

On 1/22/2017 22:25 PM, Jim Brown wrote:

> For GPS to determine azimuth the observer must be moving. That works
> fine in a vehicle, but not when you're walking.  Ask me how I know. :)

Or you must have two GPS antennas in one unit, separated by some 
distance, usually 18" or more. We use such units to align cell antennas. 
They are supposedly accurate to one degree or better.

I can't imagine how a stationary single antenna GPS can measure azimuth.

-Steve K8LX