[Elecraft] Is it my KX3/antenna or is it lousy band condx?

Vic Rosenthal k2vco.vic at gmail.com
Sun Aug 13 15:19:40 EDT 2017


It's not a "con." It is a trade off that provides wide frequency coverage with a simple, sturdy antenna in return for a few dB of loss. Quite reasonable if you are the National Guard.

Vic 4X6GP 

> On 13 Aug 2017, at 20:28, Ken G Kopp <kengkopp at gmail.com> wrote:
> 
> The antenna Jim's is referring to (below) is ... I believe ... better known
> as
> a "T2FD".  In a case of conning the unknowing B & W ... and maybe even
> themselves ... sold hundreds of them to the Army National Guard.  You see
> them hanging above every armory here in MT.
> 
> 
>> Yes, but as noted above, not in a good way. :)   There's a folded dipole
>>> antenna made with a big resistor in the middle of it, the effect of which
>>> is to "broadband" it by "swamping" the resonance, AND to burn half of the
>>> transmitter power. In other words, the transmitter puts power into the
>>> antenna, but half of it is wasted in that resistor.


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