Topband: Using GE silicone as antenna sealant.

[Cecil]

Use the "sensor safe" variant to avoid that problem.

Cecil
K5DL

Sent from my iPad

On Mar 16, 2013, at 11:39 AM, wa3mej at comcast.net wrote:

> 
> 
> Gents.. be very sure that if you pick GE silicone sealant.. (RTV or whatever you call it) DO NOT use the kind that has acetic acid in it.. Back in the early days of NASA rocket launches off Wallops Island NASA lost a rocket they launched.  It failed because they had used RTV that had acetic acid and it had corroded the connections.. litterally. 
> 
> 
> 
> A friend of mine W3AUN was one of the people responsible for this launch.. 
> 
> 
> Long Live Seal Team VI 
> 
> http://www.qsl.net/wa3mej/index.htm 
> ----- Original Message -----
> Well, those GE silicone sealants are designed to have pretty high 
> resistivity and are designed to be insulators as well as for protection. 
> 
> Main thing, I expect is that the highest temperature that you reach is the 
> curing temperature of the silicone compound. No heat guns! :) 
> 
> I wouldn't hesitate to apply it over the termination resistors on my 
> receiving loops, but I haven't bothered 
> _________________
> Topband Reflector