[Antennas] LIne Losses
Steve L.
[email protected]
2003年7月13日 09:21:02 -0700 (PDT)
Are you measuring the line loss with the antenna
attached and your antenna analyzer? Read the 259B book
again, you can't do that. I made the same mistake.
73, Steve N4SL
--- Terry Fletcher <[email protected]> wrote:
> OM's,
>> I've been experimenting with a homebrew 2M
> collinear, and I've noticed
> that line losses are higher at lower SWRs than they
> are at higher readings.
>> Example, SWR = 1.0 @ 142 Mc. loss = 15 dB (yeah I
> know the elements
> are too long)
> SWR = 2.0 @ 148 Mc. loss = 5.2 dB
> Measurenent obtained with an MFJ - 259B analyzer
>> I've always thout that line losses would be greater
> with higher SWR
> readings, not lower. Apparently that's incorrect.
> Anyone have any
> insights as to the reasons for this?
>> Thanks and 73, Terry, WA�ITP
> - - -
>> Your moderator for this list is:
> Larry Wilson KE1HZ [email protected]
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