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21. RE: [TowerTalk] Cable TV hardline question (score: 1): Author: "Bob Pack, NX5M" <nx5m@txcyber.com>; Date: Fri, 29 Oct 2004 13:15:09 -0500; With the excel work file you can input the operating frequency and velocity factor. Not sure one of my posts went to the reflector so I will try this again. But first, I do have 75 ohm hardline runni; /archives//html/Towertalk/2004-10/msg00793.html (14,113 bytes)
22. Re: [TowerTalk] Cable TV hardline question (score: 1): Author: Mike <k4gmh@arrl.net>; Date: Fri, 29 Oct 2004 14:45:32 -0400; Hello Tim, The 50 to 75 Ohm transmission line transformer (TLT) described by Sevick work well. Used a couple of homemade TLTs (one at each end of a 200 ft run of CATV hardline) with 1500 Watt RTTY an; /archives//html/Towertalk/2004-10/msg00794.html (11,995 bytes)
23. Re: [TowerTalk] Cable TV hardline question (score: 1): Author: "MIKE GREENWAY" <K4PI@peoplepc.com>; Date: Fri, 29 Oct 2004 21:17:59 -0000; There was a good article on using non-synchoronous transformers versus stub matching on 75 ohm cable TV hardline, and how to build them in the Sept 1978 Ham Radio magazine. I have used a non-synchron; /archives//html/Towertalk/2004-10/msg00795.html (12,512 bytes)

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