Where'ss the PVC in SteppIr antennas?? Just curious.
----- Original Message -----
From: "Rolf Moberg" <email@example.com>
Sent: Friday, July 28, 2006 6:52 AM
Subject: Re: [TowerTalk] Birds and PVC on Antennas
> K7LXC@aol.com wrote:
>> How about putting some slightly oversize PVC tubing over the elements?
>> They'd NEVER be able to perch on that antenna - they'll just roll off!
> You should never install PVC to your antenna systems. PVC and RF field
> "are not friends", even some US manufacturers (SteppIR) uses PVC in
> amateur antennas. I cannot explain is it extra loss due to permeability
> of PVC or which magnitude it is. Maybe somebody understands this topic
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