Anyone know anything about old TEC Terminals?

[Sridhar Ayengar]

Mr Ian Primus wrote:
>> I recently purchased some diagnostic circuit boards
>> and they are terrible, I am
>> seriously considering getting a rework station and
>> removing all the non lead
>> based solder and re soldering them with good old
>> fashioned lead based solder,
>> the soldier joints are horrible and there is some
>> odd contamination (perhaps
>> some different flux they have to use with it) that
>> comes to the surface when you
>> re solder the existing solder joints (black flecks) 
>> I contacted the dealer i
>> got them from and they told me that was normal for
>> the lead-free solder that
>> they use now 0.o
> 
> Hehe, yeah. That lead free solder is a load of crap.
> Neat idea, just too bad it doesn't actually work very
> well. The lead was in there for a reason...

I think part of the problem is that the lead-free solders have 
practically different thermal characteristics, but a lot of places 
aren't taking that into account with their soldering-equipment budget.

Peace...  Sridhar