TopBand: Shunt-fed Towers

Earl W Cunningham k6se@juno.com
Thu, 16 Oct 1997 13:05:22 EDT


Gary, W0AW wrote (in response to my request for shunt-feed data):

"You might want to know if the beam is 'plumbers delight' or insulated
elements.  You will not get anywhere neat the top loading effect from 
a beam that utilizes insulated elements (ie. KLM, Force 12, etc.)."
===================
This was in response to my following question:

6)  If top-loaded with HF beam(s), parameters for the beam(s), i.e, 
    boom length, element lengths and element spacing?

I therefore must add a new question to my request:

6a)  Are any elements of the beam(s) insulated from the boom?
      If so, which elements?

My thanks to Gary.

73, de Earl, K6SE


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