Both Heights and Universal have the taper-swage at the bottom of each section.
Quoting Rick Karlquist <firstname.lastname@example.org>:
> Hans Hammarquist wrote:
>> Hi Jerry,
>> I have a Universal Tower in my back yard and am happy with it. As it is
>> only part Universal (and part Heights) I decided to put up a few guy wires
>> (4) with it. (Makes it stand 130 MPH wind with 20 sqf wind load). The
>> Universal pieces fit very well together and I find it very plausible you
>> will be able to do the gin-pole job. My tower has a total high of 85'.
>> Hans - N2JFS
> That's interesting. It seems like all the tapered sections would
> have to be the same brand, and you could only intermate straight
> sections of the other brand by turning them upside down. Can you
> explain how you did this? I have Heights sections and was under
> the impression that they are the only brand with the swaged end
> at the bottom.
> How did you spread the load out at the guy attach points on the
> tower to avoid buckling the tubing? I'm looking for good ideas
> Rick N6RK
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