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Re: [TenTec] O T Open wire feed

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] O T Open wire feed
From: Tommy <aldermant@alltel.net>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Thu, 02 Feb 2006 06:50:22 -0500
List-post: <mailto:tentec@contesting.com>



I would like to thank all who responded. I got way more than expected, and
it was all interesting. I am a believer in open wire feed line. I just dont
have a good way to get it into my shack direct to the tuner.

Thanks all
73 Paul K9OT


Paul,

Just a comment on this 'problem'.

Two methods of getting wires in a home, with YL approval, can be pretty simple. I just moved to my retirement QTH and due to tree location, I have a run of some 600 feet of open wire feeders. I agonized about how I could get the feeders inside the house effectively and without making my radio room look like a junk room. At my local hardware store, while looking for ideas, in the plumbing section, I found some white nylon toilet bowl water pipe, for 98 cent a piece. This pipe is 20 inches long, 3/8" in outer diameter, and 3/16" inner diameter. One end has small flange that is 3/4" in diameter. I drilled two 'feed' holes, spaced 4" apart, in the eves of the house, pointing up at an angle of about 45 degrees, into the attic. In my radio room I drilled two 3/8" holes in the white ceiling, up into the attic. I used a simple snug fitting rubber grommet over the tubing, on the attic side to keep the tubing from sliding back out. I simply ran my feeder wires through the tubing up into the attic, then in the attic, I ran these same wires down through the tubes, into my shack directly to the back on my old Johnson KW match box. In the radio room, I painted the flange of the tube with white ceiling paint, on the outside I filled the open end of the tubes with plain old coax seal, just enough to keep bugs, etc., out. It is a very neat and clean installation that turned out to be YL approved.

If you want to come directly through a glass window pane (and not replace you glass window pane with clear plastic), you can drill a hole directly in the glass! Again at the hardware store, in the bathroom section, most places sell what is called bathroom tile drills. I bought one that is 1/8' in diameter. To drill through glass, I took the window out and laid it on a folded wet towel directly under where I wanted to drill. I used a small electric drill and while cutting the holes, applied NO pressure to the drill. Meaning, I let the weight of the drill apply it's own pressure while it was cutting the hole. (Make sure you do not apply pressure as you can pretty easily crack the glass!) Although probably not necessary, I kept the cutting side of the glass wet with cool water. The two holes came out perfect and I was able to simply run the two wires directly through the very small holes after simply replacing the window. This also worked out really nice and looked quite clean.

Both approaches look really clean and nice and you don't have to make a 'mess' drilling holes through your walls, etc. I run full legal power output with my Titan 3 and have not noticed any electrical problems using these methods.

Just some 'workable' ideas. Good luck if you decide to bring your wires inside.

Tom - W4BQF


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