Oh, I know there are quartz transducers like accelerometers, pressure and force gages, etc. from companies like Endevco, Kiag/Krystal, and others. But in my experience they are lab instruments costing a bundle.
The airbag sensors are cheap... likely a buck or twp. Hence the use of silicon. Best, -John =========== > J. Forster escribió: >> >> >>> As you feel your heart beat, google for Quartz Pressure Sensor >> >> Again, I think these are semiconductor sensors. >> > Yes, but there are also quartz pressure sensors. Long time ago I used a > equipment to measure water columns (and hence sea waves height) that > used a quartz-based pressure sensor. It was a very sensitive equipment. > > Regards, > > Javier > > -- > ------------------------------------------------------------------------ > Javier Herrero EMAIL: [email protected] > HV Sistemas S.L. PHONE: +34 949 336 806 > Los Charcones, 17A FAX: +34 949 336 792 > 19170 El Casar - Guadalajara - Spain WEB: http://www.hvsistemas.com > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
