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Re: [TowerTalk] Rigid Steel Conduit as Mast?

To: "Roger (K8RI)" <>
Subject: Re: [TowerTalk] Rigid Steel Conduit as Mast?
From: "R. Kevin Stover" <>
Date: Fri, 05 Jun 2009 18:50:25 -0500
List-post: <">>
No way I'd use EMT.
That stuff is designed to take NO load and be easily bent.
I spent many an unfortunate hour of my youth on the business end of a 
conduit bender.

Spend the money and get some 2" steel mast shipped.

Roger (K8RI) wrote:

> There are two types of rigid steel conduit. The one is like schedule 40 
> pipe and the other (EMT) is thin wall.
> The heavy conduit like we used in industry is soft like water pipe, but 
> still fairly strong.  Then there is thin wall or EMT which would 
> probably work IF the antenna is mounted right at the top of the tower. I 
> would not want to mount the antenna any distance above the top of the 
> tower due to the leverage or angular moment generated particularly due 
> to wind load.
> 73
> Roger (K8RI)

R. Kevin Stover


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