Paul Wareham wrote:
>
> We are using a Fox type HC49U crystal on one of our boards and after
> wave solder and washing, the body the crystal seems to be tarnished or
> discolored with a yellowish tint. It does not appear to be a residue
> and the rest of the board is clean.
>
> Any idea what could caue this kind of stain anyone?
>
> Paul Wareham
> DynaGen Systems Inc.
Paul: Sometimes DI water "discolors" metal surfaces on crystals and
connectors. TTYL Dave F
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