On 3/12/03 10:28 PM, K7LXC@aol.com at K7LXC@aol.com wrote:
> [Calav 2 element ZL-type beam]
>At $2.5K a copy, it is purported to have "similar" (my quotes)
>performance to a 3L antenna which is about what you'd spend for a 3L beam.
>So the cost/peformance ratio is about the same.
Our own LB Cebik had an analysis of this type of antenna in an NCJ
article in the May/June 2002 article. It was designed by Eric Gustafson
The models show better F/B than a 2 element yagi, but similar gain.
Bill Coleman, AA4LR, PP-ASEL Mail: email@example.com
Quote: "Not within a thousand years will man ever fly!"
-- Wilbur Wright, 1901