[TowerTalk] KLM 40M-2B Opinions Please

[jeremy-ca]

Add another $13 for the new clamps and 1/4" hardware. After awhile it starts 
to add up but if the MTBF increases from 1-2 years to 8-10 years its a 
bargain.

Carl
KM1H


----- Original Message ----- 
From: "Hardy Landskov" <n7rt at cox.net>
To: "KA9S - Jeff" <ka9s at comcast.net>; <towertalk at contesting.com>
Sent: Wednesday, August 15, 2007 9:49 PM
Subject: Re: [TowerTalk] KLM 40M-2B Opinions Please


> Jeff,
> When I converted my Big Sticker over to a 3 el 30 meter beam the old boom
> to element clamps lasted about a year. I got the new boom to element 
> clamps
> from DX Engineering. I am happy with them so far. They are $35 a piece but
> as always you get what you pay for.
> In all my years with 40 and 80 meter beams, linear loading is a waste of
> time in antenna mainentance vs antenna gain...go with 4 squares.
> IMHO...YMMV
> 73 Hardy N7RT
>
>
> At 09:56 AM 8/15/2007 -0500, KA9S - Jeff wrote:
>>Thanks for all the replies. It seems that the consensus is the 40M-2B
>>has maintenance issues, especially with the Lexan element to boom mount
>>cracking (which M2 has abandoned and redesigned - expensive). I know
>>that the original element to boom mounts point the element halves up a
>>few degrees giving the element a "gull wing" look. Is it feasible to guy
>>the elements up using something like a lite Phillystran cord from the
>>middle of one element side over to the middle of the other side of the
>>element. (like a strung bow-n-arrow bow)? Would this relieve some of the
>>moment arm stress on the element to boom mounts?
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