Telrex v. DX Engineering

Sun, 19 Jan 1997 15:40:02 -0800

Paul Christensen wrote:
> I have the opportunity to purchase two used antennas that are both young
> and in excellent physical condition.  They're both full-size three-elements
> on 46-foot booms.  The Telrex is a 40M346 and the other is the comparable
> yagi from DX Engineering.  I don't recall what the model is.  Does anyone
> have experience with either model?  I've always admired the Telrex line of
> antennas and I'm leaning in that direction, but I understand that the
> company folded a few years ago.  Obtaining replacement parts concerns me.
> A few questions for the experts:
> 1) Is there structural or mechanical superiority with either antenna?
> 2) Is on-air performance comparable in the areas of gain, F/B-ratio,
> F/S-ratio, pattern cleanliness, etc.?
> 3) I have been debating on whether to install a fixed, guyed Rohn 55 or 65
> or go with a Tri-Ex Skyneedle.  I see a definite structural v.
> ease-of-maintenance tradeoff here.  In either case, I'm planning on
> top-loading a 100-foot Rohn 65 tower with the yagi for 160 meters.  Any
> particular concerns here?  If I go the guyed route, is fiber-stran from
> Phillystran better than using E.H.S-steel strand and breaking it up with
> insulators?
> 4) I know I'll need a real-man's rotator for this and a Chromoloy mast.
> Any suggestions for the rotor?
> 5) Anything else of interest you would care to share and discuss?
> 73,
> -Paul
> I like the dx eng antenna. I have installed 2 of them. the only fault is 
in the driven element insulator " it fails" and the driven element boom 
to element plate needs to be longer to add more support.
After these two mods the antenna works well. I would like one myself.
I also have one of the triex heavy duty sky needles 70'

		73 Joe W6MR

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