[Elecraft] ARRL book on receiving antennas

[Augie Hanse]

On 9/9/2018 8:02 PM, Wes Stewart wrote:
> The WWV antennas are center-fed vertical dipoles.
>
> "The WWV antennas are half-wave vertical antennas that radiate 
> omnidirectional patterns. ...


And WWVH on Kauai, HI has two-element arrays of half-wave verticals on 
5, 10, and 15 MHz. The arrays have cardioid patterns with deep nulls 
toward the mainland to minimize interference with WWV in Ft. Collins, CO.

     https://tf.nist.gov/images/radiostations/wwvh-large/wwvh5.jpg

Gus Hansen, KB0YH