[AR] Re: "How Hard Can It Be" rocket episode

  • From: Uwe Klein <uwe@xxxxxxxxxxxxxxxxxxx>
  • To: arocket@xxxxxxxxxxxxx
  • Date: Tue, 19 Nov 2013 23:24:12 +0100

Henry Spencer wrote:
Recovering the electronics package sufficiently intact to get the data out is 
one thing; treating
it gently enough that you can still depend on it for future flights is a rather 
more demanding
requirement, and a somewhat ill-defined one too.

QFP and similar packages tend to break their leads at the case/pin junction
after having been vibration loaded.
LCCs don't like too many temperature cycles.
Another issues is resonant pcb mountings.

uwe



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