[Antennas] SWR on Mobile antenna

[K1TTT]

With a car sized ground screen under it I would expect 1.5:1 or less, but
only for about 10-15khz at most.  It won't cover that wide of a band without
retuning every 10khz or so.


David Robbins K1TTT
e-mail: mailto:k1ttt at arrl.net
web: http://www.k1ttt.net
AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
 

> -----Original Message-----
> From: Mark [mailto:torgersonenator at gmail.com]
> Sent: Sunday, June 21, 2009 05:06
> To: Antenna Mailing List :>
> Subject: [Antennas] SWR on Mobile antenna
> 
> Hi
>      I have a mobile antenna. It is similar to a ham stick but from a
> different manufacture. I am trying to adjust it for best resonance around
> 3.6 MHz to around 3.9 MHz. What bothers me is that the best SWR I can get
> is a three to one. At the 3.9 region it is about seven to eight. I have it
> mounted on a tripod for portable use. What is the best SWR I can
> reasonably expect from such an arrangement?
>      Thank you for your help.
> 
> God bless,
> Mark
> --
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