[AMPS] Silver plating

Bill Turner wrt@eskimo.com
Thu, 04 Sep 1997 03:44:06 GMT


On Wed, 3 Sep 1997 09:13:47 +0000, w8jitom@postoffice.worldnet.att.net
wrote:
<snip>
>Three identical  # 8 AWG mobile loading coils I measured had a Q of 
>387 UN-plated, 384 tinned, and 389 silver plated.  A large edge 
>wound silver plated coil had a Q of just over 400.
>
>Hardly any real world difference! 
>  
>73, Tom W8JI
<><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Interesting.  Have you ever measured the effect of corrosion on Q?
Silver oxide vs copper oxide vs tin oxide?  Might be useful to know.

73, Bill W7TI


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