[TowerTalk] Fwd: Bandwidth of a 1/4wl 80m vertical

Richard (Rick) Karlquist richard at karlquist.com
Tue Mar 17 08:04:52 PDT 2009


Mirko S57AD wrote:
> Well, how about approach, emtioned even in ON4UN's book - make vertical 
> resonant in CW part of band, short it with series capacitor to be 
> resonant in SSB portion of the band. Relay, switching in shortening 
> capacitor may (at CW portion of band) add piece of phasing line to keep 
> correct phasing at both portions of the band.
> 
> 73  Mirko, S57AD

I have an inverted vee with this setup.  Works great.

Rick N6RK


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