12 ms·

Nothing in the article suggests this alarm is based in software. Couldn't it just as easily (in fact rather more easily) been a strain gauge hooked up to an amp

• jws 12y ago
  …would not stop until Newill acknowledged it on the computer screen… Sounds like software to me. I suppose you could put a computer controlled relay into your physical system, but the software would still have to know which alarm it was disabling.
  • keithpeter 12y ago
    ...and the Rolls Royce technical people must have had a log of some kind to know that the alarm had sounded 38 times. I suppose it could be a tachograph type mechanical log...
  • thrownaway2424 12y ago
    Huh, you're right. I read it twice without parsing "on the computer screen." Anyway, the lesson I took away from this story was that you shouldn't have alarms that regularly go off and are known to be spurious.