I have only specified ENIG in the past, this next job is silver 
plating. I don't have the correct IPC to specify this on my fab drawing.
Can someone please share the proper note for silver finish including 
any  necessary diffusion barrier.

Thanks,

:-) Dee Stover  [log in to unmask]   520-318-8489
CAD Design Lead
National Optical Astronomy Observatories
www.noao.edu 


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