[TowerTalk] TowerTalk Digest, Vol 171, Issue 84

[James Duffey]

10 feet long, 20pf. - Duffey KK6MC

On Mar 28, 2017, at 10:00 AM, N2IC wrote:

> I have a 34 foot boom supporting an 80 meter wire beam. The elements of 
> the wire beam are completely insulated from the boom. 30 feet below that 
> boom is a 20 meter beam. Yes, there is definitely interaction.
> 
> I am looking at techniques for detuning the boom using the W8JI tower 
> detuning method. Anyone want to make a guess at how long the detuning 
> section should be, and what value of capacitor would get me in the 
> ballpark for resonance at 14 MHz ?
> 
> 73,
> Steve, N2IC