[Elecraft] High Altitude Solder

[rrennard at charter.net]

Looks like the arts and crafts folks have dealt with this issue before -

http://www.ganoksin.com/orchid/archive/199912/threads.htm

I did not read much of the thread, but it looks like you have to immerse the radio in Nitrous Oxide while soldering.  They also suggest using a lot of hot air instead of directly contacting the joint with a hot iron tip.

N7WY

---- Lynn Burlingame <n7cfovhf at gmail.com> wrote: 
> I plan to do a lot of mountaintopping in the next few years and will
> be assembling a K1 for this specific use.  I need to locate a good
> source for MILSPEC high altitude solder that meets Elecraft's
> specifications and will not void the warranty.  The reported 22%
> increase in equipment efficiency will make the extra expense
> worthwhile.  Does anybody know of a vendor that still sells it?  Are
> there any special precautions or procedures for using this solder?
> 
> Lynn
> N7CFO
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