[AMPS] silver plate

[Peter Chadwick]

>Hi all, can anyone explain to me why silver plating is used to 
>decrease loses in tank circuits and so on.  Looking at the figures 
>there seems to be a very small difference in resistivity and skin 
>depth between silver and copper.  Is is to reduce losses due to 
>tarnishing perhaps?

That's my understanding. But apparently, not all silver platings are the
same - there's a 'hard' and a 'soft' plate, and one of them (and I can't
remember which) can actually reduce Q.

73

Peter G3RZP


--
FAQ on WWW:               http://www.contesting.com/ampfaq.html
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com
Search:                   http://www.contesting.com/km9p/search.htm