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there may be no discernible reason why it blew one thing up and left another unharmed. The stories of what got blown up and what got left are stuff of legends. Time to get up there and measure stuff out. ----- Original Message ----- From: "Jim Dunbar" <jdunbar28@mchsi.com> To: <Force12Talk@qth.com> Sent: Saturday, May 11, 2002 12:36 PM Subject: [Force 12 Talk] Force12 C31XR SWR Problem > Hello, > > I have been using a Force 12 C31XR with very good results at 100 feet. > > Recently, I noticed that my SWR climbed up to 5 : 1 on all three bands. > > I have semi rigid feedline going up the tower, and then I have a 15 foot run > of flexible RG-8 coax between the semi-rigid feedline and the Force 12 balun > that is mounted to the boom. > > Initially, I noticed that the two parallel feed wires between the balun and > the coil were touching each other. So I climbed up the tower and separated > them to the original spacing which was about 1/2 to 1 inch. > > However, I am still experiencing the high SWR on all three bands. > > The only two areas that I suspect are either the 15 foot run of RG-8 coax > between the semi-rigid coax and the balun, or possibly the balun itself. > > Is it possible that do to a nearby lightning storm or just plain failure, > that my balun may have gone bad?? I do not see any visible damage, however, > the balun is sealed. > > Any suggestions? > > Thanks, > > Jim > K4PV > > > > -------------------------------------------- > Force12Talk mailing list provided as a service by Force 12 Antennas, Inc. > Force12 Web Site: http://www.force12inc.com > > To Submit Message to the List: Force12Talk@qth.com > To unsubscribe and view the Message Archive: see http://qth.com/force12/list > For problems with the list: contact n4zr@qth.com > > -------------------------------------------- Force12Talk mailing list provided as a service by Force 12 Antennas, Inc. Force12 Web Site: http://www.force12inc.com To Submit Message to the List: Force12Talk@qth.com To unsubscribe and view the Message Archive: see http://qth.com/force12/list For problems with the list: contact n4zr@qth.com |
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