Hi There are several possibilities, each of them pretty well tells you what industry is looking for the crystal.
Bob On Nov 1, 2013, at 7:25 PM, paul swed <[email protected]> wrote: > Kind of scratching my head on that also some blade? > Regards > Paul > > > On Fri, Nov 1, 2013 at 5:50 PM, Volker Esper <[email protected]> wrote: > >> Hi Dan, >> >> I beg your pardon for being so curious, but where do you have to put >> electronics in a thousand G's at 100Hz? >> >> Thank you >> >> Volker >> >> >> >> Am 01.11.2013 17:30, schrieb Dan Kemppainen: >>> Hi all, >>> >>> I've got a project upcoming that will require a frequency of 32.768 Khz >>> in a harsh environment (Imagine a thousand G's at 100Hz with 150 Deg C >>> temperatures). Also, this thing needs to be small, 2mmx1.5x1.5mm or so. >>> It also has to be low power. Frequency stability is probably less of a >>> concern than just surviving (some frequency error vs. temp can be >>> trimmed out with other smarts in the design. >>> >>> >>> In the past, crystals just haven't liked surviving due to the >>> construction. Have had good luck with ceramic resonators at higher >>> frequencies (50Mhz and up). I've also looked at silicon oscillators, >>> which will work in the application, however with the chip and associated >>> resistors/caps they get a little bigger that what I was hoping for. >>> >>> Is anyone aware of a frequency source (crystal/resonator or other) in a >>> small package that is robustly mounted? >>> >>> Or are there any ceramic resonators available that are in small packages >>> in those low frequencies? I checked the big distributors, and did not >>> have any luck. >>> >>> >>> Dan >>> >>> >>> _______________________________________________ >>> 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. >> > _______________________________________________ > 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.
