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 -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.