[time-nuts] HP 5370B low frequency modulation

[Brooke Clarke]

Hi Didier:

Would you elaborate on the comment "Gold plated connectors are a well known 
example."  Do you mean when soldered with Lead Tin solder instead of a silver 
bearing solder or something else?

Have Fun,

Brooke Clarke
http://www.PRC68.com
http://www.precisionclock.com



Didier Juges wrote:
> ); SAEximRunCond expanded to false
> Errors-To: time-nuts-bounces+brooke=pacific.net+brooke=pacific.net at febo.com
> 
> I have seen cold solder joints on thermal fuses and certain types of
> capacitors, while the rest of the instrument was fine with no sign of
> corrosion.
> 
> I think it has to do with the metal used for certain component leads. Either
> they were never soldered well, or interface corrosion developed over time.
> 
> Gold plated connectors are a well known example.
> 
> Didier KO4BB
> 
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
> Behalf Of Mike Feher
> Sent: Sunday, July 22, 2007 9:58 PM
> To: 'Discussion of precise time and frequency measurement'
> Subject: Re: [time-nuts] HP 5370B low frequency modulation
> 
> Highly unlikely, but, possible, especially if it was in a corrosive
> atmosphere. Of course then I would expect to see evidence of corrosion on
> other components. 
> ...
>  
> Mike B. Feher, N4FS
> 89 Arnold Blvd.
> Howell, NJ, 07731
> 732-886-5960
> 
> 
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