>
>Hi all:
>I said:
>snip
>> You should replace the antenna
>> to tower jumper (10 feet long)
>> every year.
>> (The piece that winds es unwinds.)
>
>Steve K7LXC said:
> Why would you need to do that?
>snip
> Re: by winding es unwinding the jacket
>gets a workout, eventully water will start
>entering cracks, degrading the inner surface
>of the shield es intering the foam if used
>(a good reason NOT to use foam cable here)
>and increasing the attinuation of this cable.
> This makes an antenna problem (read: loose
>clamps on the ends of the straps) here, harder
>to detect.
> You can reuse the connectors (once you learn how)
>so it only costs you 10' of RG8-U (or RG-213/214-U)
>to remove this `weak point' from the most
>important part of the H.F. station. This should
>be done at the annual tower/antenna inspection
>time.
>p.s. any water that has entered into these connectors
>will also befound and removed.
>
> 73 de Ron ka4inm@qsl.net Best Regards
> VISIT my HAM WEB SITE at: http://www.qsl.net/ka4inm/
>
>
>--
It sure is a fantastic world we live in! Amazeing stuff!
Golly gee I sure must remember all this during my annual
tower/antenna inspection.
73 have fun, Jim SM2EKM
--
FAQ on WWW: http://www.contesting.com/towertalkfaq.html
Submissions: towertalk@contesting.com
Administrative requests: towertalk-REQUEST@contesting.com
Problems: owner-towertalk@contesting.com
Search: http://www.contesting.com/km9p/search.htm
|