Could be, but somehow I doubt it. Too complicated. The manual trim for atmospheric air pressure (additional quote below) is a clue. If the calibrator was generating a precision pressure level off an acoustic feedback loop it would self-correct for atmospheric pressure when driving a properly...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.