[Boatanchors] Sealing Cobraheads and other Inv Vee Dipolequestions

[Dave Brown]

The key words 'neutral cure' are what to look for on the RTV 
packaging.
73
 Dave, ZL3FJ

----- Original Message ----- 
From: "Morris Dillingham" <mdilli at trip.net>
To: "'Glenn Little WB4UIV'" <glennmaillist at bellsouth.net>; "'Philip 
Atchley'" <beaconeer at sbcglobal.net>; <boatanchors at mailman.qth.net>
Sent: Thursday, November 24, 2005 11:23 AM
Subject: RE: [Boatanchors] Sealing Cobraheads and other Inv Vee 
Dipolequestions


> Thanks for the information on RTV.  I have some that I bought at a 
> ham =
> fest
> that was supposed to be good for antenna work and it is Permatex. 
> This =
> is a
> brand I would normally associate with automotive work, however, 
> after =
> seeing
> your advice I read the small print and it releases acetic acid. 
> Looks =
> like
> the "oxygen sensor safe" specification might "cure" the problem.
> Mime-Version: 1.0
> Content-Transfer-Encoding: quoted-printable
> Content-Type: text/plain; charset=windows-1250
>
>         73 de KI4IUA
>         Morris=20
>
>
>
>
>
>
> -----Original Message-----
> From: boatanchors-bounces at mailman.qth.net
> [mailto:boatanchors-bounces at mailman.qth.net] On Behalf Of Glenn 
> Little
> WB4UIV
> Sent: Wednesday, November 23, 2005 4:15 PM
> To: Philip Atchley; boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] Sealing Cobraheads and other Inv Vee
> Dipolequestions
>>Questions.
>>1.  I'm planning on sealing with standard RTV.  Will the fumes build 
>>up =
>
>>too much in the Cobrahead and be "trapped", causing future problems?
>
> "Standard RTV cures by releasing acetic acid. Acid is corrosive to =
> metals.=20
> No a good choice. If you must seal with RTV use a type that cures 
> with=20
> alcohol. This can be had from an auto parts place and is listed as =
> oxygen=20
> sensor safe. It can also be had from good electronic supply houses.
> =20
> Glenn
> WB4UIV"
>
>
> --=20
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> 11/22/2005
> =20
>
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