> Now the person wants to measure "wind" velocity as well.
>
> However, the catch is that the wind, if you can call it that, is
> actually the small variations in air movement in an average ventilated
> room such as in an office.


Two diode (BE?) junctions, same current, one exposed to air, one not,
measure difference in voltage due to temperature difference?

Wouter van Ooijen

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Van Ooijen Technische Informatica: www.voti.nl
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