It looked good, there was no visible oxidization.

The end that was placed on the end of the CATV hard line was taped with 3 passes of electrical tape and covered in silicone, very well sealed.

The other end had and so-239 soldered to the tubing so I could connect to the antenna, so it was sealed up, the coax on that end was taped with 3 passes of tape and covered in silicone sealer. I found the article on how to build these, I will scan it and see how it looks, unfortunately what I have looks like a copy of a copy. The article was done by KA9LNV who is now K9EK.

Eric,
VA3EAM

Kris Kirby wrote:

On Fri, 29 Feb 2008, Eric M. wrote:
> Hey I did that! I had a run of about 120 feet and used the CATV
> hardline with homemade transformers on VHF. It worked great for about
> 2 years till I had to dismantle everything and move. I think I still
> have the procedures on how to make the matching transformers around
> here somewhere. They were made out of 3/4 inch copper pipe on the
> outside and 1/8 inch tubing on the inside for the centre conductor.
> I remember having to use No Al Ox between the copper and aluminum.

How did it look when you took it apart two years later?

--
Kris Kirby, KE4AHR <[EMAIL PROTECTED] <mailto:kris%40catonic.us>>
But remember, with no superpowers comes no responsibility.
--rly


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