Yes and they work VERY well for their purpose. 

Shoot even the much admired Rhombics using acres of space threw away half of
the RF if they were terminated for unidirectional operation. 

Ron AC7AC

-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of Phil Kane
Sent: Monday, December 20, 2010 7:16 PM
To: [email protected]
Subject: Re: [Elecraft] OT: modifying your amp for lower drive requirement

On 12/20/2010 4:57 PM, Fred Jensen wrote:

> The [in]famous B&W "all band folded dipole" capitalized on this -- big
> 50 ohm load resistor = 50 ohms everywhere.  I still see them around
> National Guard Armories.

  You can see one in my back yard as well, 30 ft AGL.  It's the
  best that I can do for 80m NVIS at this time.

--  73 de K2ASP - Phil Kane
    Elecraft K2/100   s/n 5402

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