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KG6BAJ > NWSGRP 23.09.09 17:04l 50 Lines 1503 Bytes #999 (0) @ WW
BID : 11800_N1OES
Read: GUEST
Subj: Re: Aluminium oxide removal
Path: DB0FHN<DB0FOR<DF0ANN<DB0MRW<DK0WUE<DB0RES<WA7V<KG6BAJ<KG6BAJ
Sent: 090923/0400Z @:KG6BAJ.#NCA.CA.USA.NOAM #:11800 [Grass Valley] InterGate $
** NEWSGROUP: rec.radio.amateur.antenna
** FROM : tk5ep Patrick Egloff <pegloff@gmail.com>
Dans son message précédent, John Ferrell a écrit :
> On Tue, 22 Sep 2009 13:26:58 +0200, tk5ep <pegloff@gmail.com> wrote:
>
>> Hi All,
>>
>> A bit trivial but very common problem...
>> I got a free 203BA i had to remove from a tower. It has been there for
>> years.
>> All parts are OK except that i can't dismantle some elements. Certain
>> tube junctions are corroded despite some tape protection, and the
>> elements are like soldered.
>>
>> Is there a safe way to remove the aluminium oxide so i can disassemble
>> the elements for transportation ?
>>
>> I've been told that letting petroleum seep between the elements would
>> help. But that can take days or ... weeks...
>>
>> I'm sure, you all had this problem one day and that someone found a
>> "good" solution.
>>
>> Thanks for any comments,
>> 73, Patrick TK5EP
>>
> I like to use a source of heat like a propane torch to loosen up the
> joints. You will need gloves as well, the aluminum conducts heat very
> fast...
Hi John,
Thanks for your suggestion.
I'm surprised to receive so few answers to a problem that seemed very
trivial to me...
You can get dozens of answers for a patent problem but only one to a
daily problem that every ham has encountered at least once in his life
... ^^
Thanks and 73,
Patrick
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