Hi Frank!
Here's something that might help you:
http://www.npl.co.uk/ei/related/downloads.html
and right at the top is a link that you might find interesting:
http://www.npl.co.uk/ei/documents/gold.pdf
-Steve Gregory-
What percentage of gold should be acceptable in a large (.25 X .5 X .006 solder preform) solder joint?
Where is this documented as a field proven or laboratory proven number?
Werner, Dave, etc?
Thanks in Advance,
FNK
Frank N Kimmey, C.I.D.+
Senior PCB Designer
Powerwave Technologies
PH. 916-941-3159
Fax 916-941-3195