As you all know, but has not been mentioned, is that there are many versions of the venerable 10811, which different specifications, including phase noise and stability.
The well known HP document 90027-1 lists many of them, and thanks to TVB, it is here: http://www.leapsecond.com/museum/10811a/90027-1.pdf The contents include 1 10811D/E Crystal Oscillators 2 10811D/E Option 001 3 10811D/E Option 002 4 10811D/E Option 003 5 10811D/E Option 100 6 10811-60111 7 10811-60109 8 10811-60209 9 10811-60211 10 10811-60102 11 05071-60219 12 10811-60158 13 10811-60160 14 10811-60164 I hope that this is helpful. Regards, John K1AE _______________________________________________ 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.