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high swr

Posted: Sun May 30, 2010 3:49 pm
by otter8
just put a new trucker 80 on my set up and can get decent swr on it ! put my old orbitor back on and the swr is well below 1, the swr on the trucker 80 is above 2 on channel 1 and just below the red on 40 ! tryed lenghtening the whip but just makes it worse ! anyone any ideas ? need help !

Re: high swr

Posted: Sun May 30, 2010 5:11 pm
by grom
If your SWR is higher on 40 you need to shorten the whip not lengthen it :idea:

Re: high swr

Posted: Sun May 30, 2010 11:02 pm
by otter8
How much should i shorten it by ? 5 mm ?

Re: high swr

Posted: Mon May 31, 2010 7:17 am
by grom
Try 3mm at a time & keep going until the SWR starts to go up.

Re: high swr

Posted: Mon May 31, 2010 7:51 am
by stampman
that far out try 5mm to start with

Re: high swr

Posted: Mon May 31, 2010 10:54 am
by otter8
Thanks for the help, took about an inch off the end swr around 1 on all channels now which will do for me !