In message <4e5803cd.5020...@pacific.net>, Brooke Clarke writes:
>My interest in active antennas is for the low frequency area where
>quarter wave wire antennas are not practical.
That's why I built it: Loran-C, DCF77, Rugby and HBG.
>For HF you can't beat wire antennas. Active antennas, either whip or
>loop do not work as well as wire.
Well, strictly specking he same is true for low frequency, there are
terms in Maxwells equations which means that size matter.
Poul-henning
PS: Danish blog-post w/ pictures of my build of Chris Trasks antenna:
http://ing.dk/artikel/96239-min-stakkels-revisor
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
p...@freebsd.org | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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