> The QST article recommends using non-metallic support poles for flags
> and pennants.  The 16 ft. high vertical section six feet off the
> ground calls for a 20 ft. mast.
> 
> I'd be interested to know what some of the folks who have successfuly
> built these antennas have used for masts (not including trees).
Hi Don,
The impedance of the antenna is fairly low. A metallic mast won't 
make any difference as long as it is more than a fraction of an inch 
from the wire.
73, Tom W8JI
W8JI@contesting.com 
 
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