[TowerTalk] Feedline question

AA6DX aa6dx at pacbell.net
Thu May 29 09:27:27 EDT 2003

Andrew.com for dehydrators ... I am sure there are others ... The air really
has to be dry ... This works fine, I have used it on mountaintop broadcast
stations with good results.....Mark  AA6DX
----- Original Message ----- 
From: "Courtney Judd" <k4wi at earthlink.net>
To: <towertalk at contesting.com>
Sent: Wednesday, May 28, 2003 6:05 PM
Subject: [TowerTalk] Feedline question

> I have an interesting question for the gurus out there. I have been hired
> the remote site manager for a fm station. Basically, I just look after the
> site and keep the operation up and going. The question pertains to
> pressurized Nitrogen and the feedline. This is 600 feet of 4 inch
> with N tanks hooked to it supposedly to keep moisture out. This feedline
> old and has what I believe to be many pinholes thru out it. Management
> consider replacement but is complaining about the number of bottles of
> compressed N that  I am using. What about replacing N with a small air
> and keep the feedline pressurized with air taken from inside the
> house... air conditioned and de-humidified... air is 70% N anyway! It's
> running 18 KW out and SWR on the feedline is 1:1. Any comments or ideas?
> Thanks Cort
> Courtney Judd K4WI / NA4W
> 2300 County Road 61
> Uniontown, Alabama 36786
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