I got trained in NASA soldering standards in the early 80s. Worked as a tech in college helping build test harnesses for an X-Ray telescope that was to fly on Challenger. Got delayed after the accident, but I think it eventually flew 20 years later.
They were very serious about this stuff, for obvious reasons. No rework possible in space.
They were very serious about this stuff, for obvious reasons. No rework possible in space.
I still use those skills on my home DIY hobbies.