Jimmie D wrote:
"Roy Lewallen" wrote in message
...

You can pretty much sum up the characteristics of small antennas as:

Small - Broadband - Efficient: Pick any two.

Roy Lewallen, W7EL


Don't you mean, You can pretty much sum up the characteristics of antennas
as:

Small - Broadband - Efficient: Pick any two.

Jimmie

And what Chu, Harrington, etc., tell you is a mathematical basis for
that statement.

You can also add "directivity" into the mix.