Is this what you were looking for?? http://www.qsl.net/n0rq/page02.htm Found with a google trylon + texas + "force 12" + XR-5 73--John W0UN At 08:07 PM 1/28/2004, Conrad Nasatka wrote: Good Day all T
There are three kinds of hams. 1) Those that don't climb. 2) Those that climb but can't do any real work on a tower. 3) Tower Monkeys Figure out your category and stay in it. Don't risk yourself or o
Steve-- You are missing the key shot of a joint between sections to be definitive--but there are some clues and some questions. 1) The welding does not look like Rohn--On a Rohn tower you can take a
KQ2M-- Interesting post, Bob, and generally reflects my experiences with 8/8/8/8 on 10M and 7/7/7/7 on 15M from the early 1990s from Colorado. But I have one question (or issue). I believe what you a
Bob, KQ2M-- This certainly is a classic case of YMMV. And it is a bit like comparing apples and oranges. While both of our experiences are probably based mostly on EU propagation--since there just te
Bob-- Classical Quad designs show the REFLECTOR length in feet = 1030/Freq in MHz DRIVEN ELEMENT length in feet = 1005/Freq in MHz DIRECTORS length in feet = 970/Freq in MHz for dimensions in meters
Lowes has GALVANIZED bolts that will work for this application. True, hot-dipped, galvanizing is much better than electro-zinc plated bolts. John W0UN At 12:14 PM 2/5/2004, Daron J. Wilson wrote: I t
The original Rohn joint bolts were Grade 5, galvanized. That's not something that Lowe's or Home Depot stocks, at least in my experience. They only carry Grade 3 galvanized. Ace will have Grad e5 and
At 01:01 AM 2/23/2004, you wrote: I am reading now the faa.gov site and I think it says if below 200' no reporting required. going to call the contact person tommorrow to confirm. That is only the HA
In my note on the FAA and FCC requirements for tower lighting I referenced a book called the Airman's Guide. Unfortunately I misremembered the title from 15 years ago and, thanks to Charley, W1TE, fo
At 11:38 AM 2/23/2004, Van Fair wrote: Several recent attempts to use the Rohn Website have meet with computer errors I cant resolve. Can anyone tell me another location where I can find the guying i
There are boots available for professional linemen. I bought a pair from a Sears industrial catalog about 25 years ago and they are still in great shape. Besides having the necessary steel shank and
The often repeated personal experiences of K0RF, W4ZV (then known as W0ZV), and myself is that lots of grounded elements on a tower greatly reduces the number of lightning strokes. We have all observ
statistically the change is relatively small. In a typical area of central Florida the median stroke current is about 25kA, where in central Colorado it is about 20kA. In the highest current range (2
The math is not simple for a catenary with a suspended load. You get a lot of mental exercise doing hyperbolic sines and cosines. You can search on catenary, tension, suspension, etc and get lots of
First reference is a pretty detailed "swinging-gate" mount. Don't recall the details on the second reference. Nov 1976 QST 17 Side-Mount Rotator for a Large HF Array, A Keywords: CONSTRUCTION TOWER A
At 01:19 PM 4/19/2004, DF3KV@aol.com wrote: A small ex windmill tower has been installed recently at our clubstation DF0CG, www.df0cg.de The basic tower is 24m high and a rotating steel pipe of 14m h
Marlon, While I appreciate your interest in understanding more about the hobby of ham radio I don't think you understand the nuances. The "communications" with others around the world is part of it b
At 06:46 AM 5/10/2004, Steve Meuse wrote: At 10:49 PM 5/9/2004 -0500, Lance Peterson wrote: I'm deploying an antenna on my residential rooftop for 2.4GHz wireless for a community LAN and I was wonder
It's welded and very strong. At least the stuff I've purchased has been. Much of the top rail for chain link fencing MAY be welded. But I have installed some that was NOT. It LOOKED OK at first glanc