Looking at how rough the copper plating is, I would say that something acidic has eaten the nickel plating.
Normally the copper showing through would have a much smoother surface.
John beat me to it, must have posted while
I was was doing my two finger typing.
Normally the copper showing through would have a much smoother surface.
John beat me to it, must have posted while
I was was doing my two finger typing.
Edited by JimmyD
04/07/2021 12:19 pm
04/07/2021 12:19 pm
























