At 10:39 PM 4/19/2004 -0500, PicDude wrote:

>Not from any scientific data, but rather random thoughts...
>
>I would think that soldering thru-hole parts on both sides (this will happen
>with plated-thru holes), should be mechanically stronger.  But then, the SMT
>parts should be more difficult to rip off the board, due to less weight.
>
>It may be easier to prevent flexing on a smaller board (SMT parts).
>
>But if you're that worried, how about sealing the unit in epoxy, potting
>compound, etc?
>
>And how about damping it from vibrations with some type of rubber mounts?

SMDs like to crack in half, or pop off the board if it's flexed or hits a resonant vibration point.
Through hole doesn't have nearly as much problem that way.

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