19 Nov
2009
19 Nov
'09
2:21 a.m.
Chuck Guzis wrote:
On 18 Nov 2009 at 20:30, Dan Roganti wrote:
It's not only the substance which defines the age, but also the timespan
in which solder is exposed to the elements and subsequently degrades. I
can look at 40yr.old solder that somebody put on a fake circuit card
that's only 1yr.old and know it's not 40yr.old solder on a 40yr.old
circuit card.
=Dan
35yr.old solder is not easy to fake
I could make some by mixing in some 20 year old solder with my 100
year old solder...