Might not be strong enough to be suspended from the top..... I dont think I would want to work under it while its hanging!!!!!! Safest way is to take it down from the top piece by piece or section by
To be a Faraday shield the enclosure must have no holes larger than a wave guide at cuttoff to the highest frequency you want protection from. By this definition a tower is not much of a Faraday shie
They had a full size working model out in the fleamarket. Had it hoisted up in the air on an industrial lift about 30 or so feet high. Didn't observe it in action BUT I thought the fiberglass poles t
Do NOT file the contacts. A relay that is required to pass receive signals ( or and low current signal) must have noble metal to " WET" the contact or the problem you are having will occur. The sympt
This is a typical scenario for. most companies in the telecommunication business today. A local manufacturer in my home town that serves the Telco market had their stock drop from a high of $42 about
The CQ article documents tower failure as a result of side arm forces. VERY interesting article by a professional who does this for a living. Norm N8NH
Antenna change over relays must use a "noble" metal to insure contact wetting. Silver, palladium, or gold. Some relays used a wiping action but this is not a reliable substitute for wetting. Norm N8N
Rather have a good Murch tuner. The B model was better than the A model. This tuner was called the "Ultimate Transmatch" Check QST or search for The Ultimate Transmatch Norm N8NH List Sponsored by AN
You do not need a tuner with the ATAS-100 antenna....A tuner matches the radio to a non resonant antenna....with the ATAS-100 you make the antenna resonant to the frequency you have the radio tuned t
Actually this is not correct. The code says that POWER wiring of different voltages may be run in the same conduit (or cable trays) if the insulation of ALL wires is rated for the HIGHEST voltage in
NO, NO, NO This is not true. Who ever told you this is WRONG. Please dont spread these kinds of rumors that could prevent someone from getting help. De Norm N8NH List Sponsor: ChampionRadio.com - Try
Author: UnitedInternet@aol.com (by way of Norman Hockler <norsan@bright.net>)
Date: Mon, 27 Dec 1999 19:39:01 -0500
Go to www.fcc.gov and search the data base for land mobile service for the county the antenna is in. look at the county data base for the location....then you have the owner of the transmitter on the
Many large commercial towers use "spline balls" for protection. A spline ball is an object, usually oblong in shape, with hundreds of sharp points. They are put on the tower in many places, maybe 10
Hi all, Would like to find a US Tower MA-40 crank up 2 section tublar tower or the like Whats around for sale. Thanks, de Norm N8RGR -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submiss
Well look at the bright side.... with all that concrete you can make the tower talled Norman N8NH Hi Everyone well i got the hole for the TX472 dug yesterday , but, there was some confusion between m
Ok, here is what I have observed. In the 40's as a teenager I was crew on a wooden 100 ft sailing ship every summer for 8 years. We saw St. Elmos fire all the time. It would shoot out from the spar e