Internet Archive to the rescue! https://web.archive.org/web/19990506093727/http://www.isotemp.com/ocxo59.htm
According to that page, the OCXO59 series is available in 5 MHz to 50 MHz... So a 1MHz version may have been an OEM version. >From a later archive of their site, here's a PDF datasheet for a 50 MHz OCXO59 series oscillator which includes a drawing for the 59 series with a pinout: http://www.isotemp.com/wp-content/uploads/2011/06/Legacy59-21.pdf On Thu, Aug 19, 2021 at 3:56 PM Robert DiRosario <ka3...@comcast.net> wrote: > I got a Trak Systems "Time Code Translator" from ebay. It's a 1U box > with large LEDs for DOY and H/M/S that translates IRIG-A to NASA-36 time > code. I plan on using the case for my WWVB clock. > > Unexpectedly it has an Isotemp OCXO in it, model OCXO59-11-2, frequency > marked as 1.000 MHz The Isotemp website is more or less dead, it has no > information on it. Does anyone have any information on this model, like > how accurate it is? It has only three wires, which I assume are power, > ground and output, with no EFC input. > > One thing that I'm sill note sure about is what to do when the receiver > is not receiving WWVB. I was thinking of using something like the > DS3231 RTC module. If this OCXO is better, I may use it. > > Thanks > > Robert > _______________________________________________ > time-nuts mailing list -- time-nuts@lists.febo.com -- To unsubscribe send > an email to time-nuts-le...@lists.febo.com > To unsubscribe, go to and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com -- To unsubscribe send an email to time-nuts-le...@lists.febo.com To unsubscribe, go to and follow the instructions there.
