[Towertalk] 620/340

Robert Cummings robert@gi0kow.freeserve.co.uk
Tue, 16 Apr 2002 14:51:10 +0100


Hi Hugh,
When I contacted F12 regarding failed rivets in my 340 I was told

"Your experiences with rivets failing and the antenna failing apart is
so bizarre that it is hard to believe" and that came from Tom himself!

I presume I fell into the "Stupid Irish- they will believe anything"
category.

73
In message  Hugh Phillips - K7XM  writes
>I have a 620/340. The rivets have fell out of the forty mtr elements more
>than once. I have replaced them with upgraded rivets, using both  hydraulic
>and or air rivet tool. The rivets in the boom and element to boom rivets are
>the only ones that have been a problem.  Dick K8ZTT has the same antenna and
>has the same problem. We are getting ready to replace the linear loaded
>elements with the "N" elements, so will fix all at the same time.
>So I would suggest something to correct this problem. The boom problem was
>fixed by replacing the rivets and installing stainless bolts.
>73,
>Hugh
>K7XM

-- 
Robert Cummings GI0KOW