Re: Power supplies and reliability

> They are also going to be polled, and will return the voltage they find
> at polling time. What they won't tell you is what various ripple
> voltages are, both the initial rectified mains at 100/120Hz and the
> residual switching frequencies of the various step-down regulators.

Yeah, I think we'd need a kind of sensor that doesn't give just the
current voltage but gives a bracket of the lowest & highest voltage seen
since the last measurement, or one that can trigger an interrupt if the
voltage ever goes outside of a given range.


=== Stefan