[TowerTalk] Hardwired coax

john at kk9a.com john at kk9a.com
Tue May 1 20:58:38 EDT 2007


Wouldn't wouldn't water in the coax cause fluctuating SWR and poor antenna performance?  Have you tried QRO?

GL

John


----- Original Message ----- 
From: K7LXC at aol.com 
To: john at kk9a.com ; TOWERTALK at contesting.com 
Sent: Tuesday, May 01, 2007 8:50 AM
Subject: Re: [TowerTalk] Hardwired coax


In a message dated 4/30/2007 6:35:18 P.M. Pacific Daylight Time, john at kk9a.com writes:
  >  Are you sure that the stepper motors are functioning?  

      Yep. The antenna acts like an antenna and functions normally. 

  >  The only time that 
  I've seen high SWR and yet the antenna still functioned properly is when I 
  had a hairpin match break.  

      What hairpin match? SteppIRs have an internal balun. 

  >  I don't believe the MonstIR uses any type of 
  match, except for a 2:1 balun.  Could the balun be the cause?  I seriously 
  doubt it's from your splice, if done properly.
      The only way to check a balun is to substitute another one. In the case of the SteppIR, that's not possible. 

      I think what the problem is is water ingress to the dangling damaged coax. 

  Cheers,
  Steve     K7LXC
  TOWER TECH







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