Topband: Length of 'T' Top Hat wires?

Richard (Rick) Karlquist richard at karlquist.com
Fri Dec 14 00:32:50 EST 2012


On 12/13/2012 8:37 PM, Ray Benny wrote:
> I have a 67 ft base coil fed vertical, 4", 3" & 2" irrigation pipe with two
> 50 ft top hat wires that I use on 160m. I have about 100 - 135 ft radials
> on the ground. So far I have been pleased with it.

On a 60 foot vertical, I need two 75 foot wires to resonate near 1.830
On a 90 foot vertical, I need four 30 foot wires to resonate near 1.830
These wires slope down at about a 45 degree angle

Just some data points

Rick N6RK


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