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1. [TenTec] Re: TWINCOM feedline? (score: 1): Author: kb1ckt@yahoo.com (Shawn Upton); Date: Thu, 17 Oct 2002 06:43:19 -0700 (PDT); To add fuel to the fire... How does a radiating feedline cause TVI? I could see an issue to *your* tv, where perhaps the strong near fields cause overload; but is there a difference between TVI cause; /archives//html/TenTec/2002-10/msg00316.html (8,596 bytes)
2. [TenTec] Re: TWINCOM feedline? (score: 1): Author: n4lq@iglou.com (n4lq@iglou.com); Date: Thu, 17 Oct 2002 10:33:44 -0400; Most answers to this can be found here: http://www.arrl.org/tis/info/rfigen.html Going there might help curtail the bandwidth on this subject. There are so many variables on this topic that volumes o; /archives//html/TenTec/2002-10/msg00318.html (9,936 bytes)
3. [TenTec] Re: TWINCOM feedline? (score: 1): Author: AC5E@aol.com (AC5E@aol.com); Date: Thu, 17 Oct 2002 10:52:15 EDT; How does a radiating feedline cause TVI? That depends on the individual case, but... In my case a radiating feedline about 20 feet from the local CATV system's cable put enough energy into the CATV s; /archives//html/TenTec/2002-10/msg00320.html (8,710 bytes)
4. [TenTec] Re: TWINCOM feedline? (score: 1): Author: CAlderma@ora.fda.gov (Alderman, Chester); Date: Thu, 17 Oct 2002 11:24:34 -0400; O my GOSH!! Now I'm really concerned. I guess I better look into closing down my station? For the past ten years I've been running about 360' of open wire feeders to a 66' per side sloping dipole and; /archives//html/TenTec/2002-10/msg00321.html (9,938 bytes)
5. [TenTec] Re: TWINCOM feedline? (score: 1): Author: geraldj@isunet.net (Dr. Gerald N. Johnson, electrical engineer); Date: Thu, 17 Oct 2002 09:44:55 -0500; A radiating feedline can cause TVI by radiating closer to the faulty TV than the elevated and relatively remote antenna. In some areas, the neighbor's TVs aren't very far from the ham station. There; /archives//html/TenTec/2002-10/msg00322.html (8,330 bytes)
6. [TenTec] Re: TWINCOM feedline? (score: 1): Author: n4lq@iglou.com (n4lq@iglou.com); Date: Thu, 17 Oct 2002 12:45:15 -0400; 360'! Even your RFI is dx!; /archives//html/TenTec/2002-10/msg00324.html (11,208 bytes)
7. [TenTec] Re: TWINCOM feedline? (score: 1): Author: kb1ckt@yahoo.com (Shawn Upton); Date: Thu, 17 Oct 2002 11:01:18 -0700 (PDT); That's what I thought; I just wanted to make sure. KB1CKT __________________________________________________ Do you Yahoo!? Faith Hill - Exclusive Performances, Videos & More http://faith.yahoo.com; /archives//html/TenTec/2002-10/msg00326.html (9,024 bytes)
8. [TenTec] Re: TWINCOM feedline? (score: 1): Author: rohre@arlut.utexas.edu (Stuart Rohre); Date: Fri, 18 Oct 2002 15:23:27 -0500; Shawn, Absolutely! The old bugaboo of feedline effects to a TV just do not hold water today with cable TV, higher IFs than 15m band, (the old TVs had the IF at amateur band), and fewer stations at Ch; /archives//html/TenTec/2002-10/msg00345.html (8,656 bytes)
9. [TenTec] Re: TWINCOM feedline? (score: 1): Author: rohre@arlut.utexas.edu (Stuart Rohre); Date: Fri, 18 Oct 2002 15:29:36 -0500; A method of helping a bad cable TV installation, (which is a violation and could be reported to FCC if cable company does not fix it), is to use a back to back set of baluns, so as to filter the cabl; /archives//html/TenTec/2002-10/msg00346.html (8,588 bytes)
10. [TenTec] Re: TWINCOM feedline? (score: 1): Author: csegar@mindspring.com (Cliff); Date: Fri, 18 Oct 2002 18:23:43 -0400; NOTE: This really only works for "common mode" RF on the coax but if the problem is common mode current it works fantastic. If the problem comes as differential mode (that's the way we all think coax; /archives//html/TenTec/2002-10/msg00347.html (8,549 bytes)
11. [TenTec] Re: TWINCOM feedline? (score: 1): Author: Gary Hoffman" <ghoffman@spacetech.com (Gary Hoffman); Date: Sat, 19 Oct 2002 15:09:10 -0400; I agree with everything Stuart says below. In addition I would add the need for a good ground ! 73 de Gary, AA2IZ IF problems.; /archives//html/TenTec/2002-10/msg00392.html (9,774 bytes)
12. [TenTec] Re: TWINCOM feedline? (score: 1): Author: rohre@arlut.utexas.edu (Stuart Rohre); Date: Mon, 21 Oct 2002 15:57:43 -0500; Good point Gary, a good ground, Thanks! Stuart K5KVH; /archives//html/TenTec/2002-10/msg00430.html (8,030 bytes)

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