On Mon, Aug 27, 2012 at 7:33 PM, Jim Lux <[email protected]> wrote:
> On 8/27/12 4:15 PM, Rick Karlquist wrote: > >> Several decades ago, the concept of the "smart clock" arose >> at what was then HP. The idea was as discussed here to >> "characterize" past aging, "predict" future aging, and >> then "correct" the aging. >> > We know what a OCXO is and a TCXO is. I was at a presentation at work a whike back and they called what you describe a "MPCXO" or MicroProcessor Compensated XO. They said the characteristics were between the OCXO and TCXO Doesn't the thunderbolt do this. I think it watches the aging rate of the OCXO and adjusts during hold over. -- Chris Albertson Redondo Beach, California _______________________________________________ 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.
