[K6BW] Antenna wire size

Bill Smith hbcs at sonic.net
Fri Oct 20 12:13:14 EDT 2006


There has been quite a bit of discussion regarding stealth antennas and
whether wire size (particularly tiny wire) has any effect on radiation.
Apparently small wire has very little effect, if the chart below is to be
believed.  Ga represents wire gage, starting with big #10 wire and ending
with nearly invisable #60 gage wire.  The difference between 10 gage and 26
gage seems to be negligible.  Whether this analysis takes wire resistive
losses into account isn't known (I doubt it).

> Here are some EZNEC generated field strengths for a 20m flat top dipole
over avg gnd up 32':
>
> ga      dBi
> 10      6.9
> 20      6.8
> 26      6.7
> 40      5.6
> 60     -7.6



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