[rescue] Radio DF equipment (was Ham radio license question)

G W Adkins rescue at sunhelp.org
Tue Jun 12 10:20:50 CDT 2001

> They do use the dopper effect.  By electrically switching between the
> Picture someone swinging a noise maker at the end of the rope.  As the
> noisemaker approaches you on the swing, doppler shift increases...it
> decreases as the noisemaker swings away.  Same concept, except the
> noisemaker is stationary & the receiving point is moving.
So, it would actually be like tying myself to the end of a rope and having
myself swung around in a circle while listening to a stationary noisemaker?


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