[Antennas] Re: B&W window antenna

Dan Richardson [email protected]
Wed, 03 Apr 2002 19:06:03 -0800


At 08:19 PM 4/3/2002 -0600, you wrote:
>A second important factor is that almost everyone today feeds antennas 
>with coax,
>and coax (as compared, say, to single wire or twin-lead feed) has BIG 
>losses with
>high SWR (by which I mean 4:1 or greater, typically, if it's good 
>coax).  If you're
>willing to forgo the convenience of coax, SWR is meaningless as a measure of
>anything, and even with coax it's meaningless as a measure of how your ANTENNA
>performs.

Actually, it can be greater. For example on 80 meters 100 feet of RG-213 
will have the additional loss of only about 1 dB with an SWR of 10:1. Of 
course on ten meters that would be a different story.

73
Danny