A couple weeks ago I asked about self-supporting a 40' Rohn 25 tower. After input from the list and a no-vote from the Missus on guy wires strung across the yard, I've gone back to my original plan t
If you have not made the Rohn 25 purchase yet, I'd recommend Rohn 45 IF the antenna or antennas are much larger than a TA-33. I had a TH-3 on a bracketed Rohn 25 which bent in strong winds. I (my ins
I would do what the manufacture says: http://www.rohnnet.com/bracketed John KK9A A couple weeks ago I asked about self-supporting a 40' Rohn 25 tower. After input from the list and a no-vote from the
Author: TexasRF--- via TowerTalk <towertalk@contesting.com>
Date: Thu, 5 May 2016 15:30:27 -0400
John, in this case the Rohn design will not work. The 40 ft Rohn design calls for a bracket at 15ft and 30ft. Common sense says other bracket locations would work but there is no manufacturer's data
Author: "Roger (K8RI) on TT" <K8RI-on-TowerTalk@tm.net>
Date: Thu, 5 May 2016 17:38:27 -0400
I built a bracket using 1/2" square steel tubing welded into a channel with flat plates o the ends to take saddle clamps for the tower legs. It's the last photo on http://www.rogerhalstead.com/ham_fi
Author: "Roger (K8RI) on TT" <K8RI-on-TowerTalk@tm.net>
Date: Thu, 5 May 2016 18:21:43 -0400
One point I forgot to make. The two bracket attach points to the house are usually reinforced on the inside. In a strong wind there is a lot of stress on these attach points. With 15' of tower and ma
I just drove home from Chicago and I'm catching up on towertalk. The manufacture's site that I linked does state various heights above the top bracket and corresponding wind rating. With a little com