[TowerTalk] Shadowing of small antennas by larger ones?

[Phil Duff]

At 19:05 1/30/01 -0500, Tom Rauch wrote:
> > When an upper antenna is much larger and not enough far from the
> > smaller one, althoug not resonant, something bad happens.
>
>I agree with Mauri. Even when not resonant, bad things can and
>very often do happen if the antennas are too close.

How about the flip side of this?

  It seems that some "wisdom" I've heard indicates that a larger (i.e lower 
frequency)
antenna underneath a smaller (higher frequency) antenna will look somewhat 
like a
ground plane to the upper antenna.

73 Phil NA4M



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Phil Duff NA4M     na4m@arrl.net   Georgetown, Texas  


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