Brooke Clarke wrote: > Hi Alberto: > > I don't think so. The crystal oscillator is aging and so the EFC value > should match the aging in the long run. See that plots at: > http://www.rt66.com/%7Eshera/index_fs.htm > > To see of a GPSDO is working compare it's 1 PPS output to the GPS 1 PPS. > > Have Fun, > > Brooke Clarke >
Hi Brooke, yes, that's true, but IMHO the aging effect has a much, much longer time constant than that of the PLL governing the GPSDO, and so it should be possible to differentiate between the two effects... or not ? 73 Alberto I2PHD _______________________________________________ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
