Basically, in a Ufer ground system, you use either copper wires inside the concrete tower base, or the rebar cage if you have one, as part of your ground system. The tower is tied to the cage, and th
Hi Scott and all, Good question...one that I bet will have many answeres. I have been led to believe that one should always keep the rebar away from the tower. (Don't tie the bolts to the rebar or th
Likely? Really? OK, if it's likely, then surely it must have happened ONCE by now? In 1995, the question was asked to the CQ-CONTEST mailing list if ANYONE could recall ANY tower (ham, CB, VHF/UHF,
Bob Wanderer, AA0CY, is a Senior Applications Engineer for Polyphaser and a frequent contributor to this reflector. Bob is in Denver this week and probably won't be able to read this thread until he
Author: harpole@pegasus.cc.ucf.edu (Charles H. Harpole)
Date: Wed, 24 Sep 1997 09:06:38 -0400 (EDT)
HyGain HD-70 crank up rebar cage is ALL tied together and ALL tied to the tower, as per HyGain specs. K4VUD -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contestin
There were some recent articles (letters? Hints n Kinks?) in QST from some experts regarding welding rebar. Because the composition of rebar is suspect (it's basically "trash" metal), welding is not
Hi Scott and all, Good question...one that I bet will have many answeres. I have been led to believe that one should always keep the rebar away from the tower. (Don't tie the bolts to the rebar or th
Concrete isn't an insulator. It retains moisture which aids in current flow. The ARRL is incorrect in some of their statements. PolyPhaser's efforts to have a dialogue about this subject have been un
Bob, I won't disagree that the garden variety rebar is "trash" and not to be trusted as a welded structure, but those of us with HY-Gain towers (at least the HG52SS) know that their base is a welded