[Elecraft] solder iron correct temp in C for K3

Ron D'Eau Claire ron at cobi.biz
Thu Apr 26 23:04:52 EDT 2012


Hi! 

I 375 to 400 C (700-750F) for normal soldering. When using wick (which acts
like a heat sink) I step up the temperature to the 800F (425C) range. 

A hot iron will *not* damage your board or components. What *will* damage
the board or components is leaving the iron in place for too long. Time is
what de-bonds traces.  

I consider 4 or 5 seconds maximum time for soldering. If it takes longer
than that, my iron is too cold (assuming it is clean).  I add a couple of
seconds if I'm using wick, but never more than ten seconds -and that's rare.


73, Ron AC7AC


-----Original Message-----
From: elecraft-bounces at mailman.qth.net
[mailto:elecraft-bounces at mailman.qth.net] On Behalf Of W9HAK
Sent: Thursday, April 26, 2012 4:26 PM
To: Elecraft listserve
Subject: [Elecraft] solder iron correct temp in C for K3

I have a new solder iron that is temperature controlled in degrees C.
What temp should I set the iron for work on  the K3? I am using 60/40 rosin
core, small diameter solder. While using solder wick to clean out the holes
from the 12 dc mod kit I used 300c and dipped the wick in solder flux. I
pulled the solder wick across the land when the solder was liquid, it
cleaned the holes on the first pass.

Smith Bradford
W9HAK


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