We use an Agilent 8644B where I work as the master oscillator for an electron cyclotron storage ring. Electrons at 2GeV don't like to be pushed around and are very sensitive to phase noise, so the feedback loop that adjusts the frequency uses the FM input for fine adjustment. -- eric
On Wed, Jul 10, 2013 at 3:57 AM, Bob Camp <li...@rtty.us> wrote: > Hi > > Having hooked up a 9854 and tried it with realistic settings - it's not > that great. If you run it at "magic" frequencies (where it's essentially > just a divider) it looks like a divider. > > Bob > > On Jul 9, 2013, at 5:03 AM, Anders Time <anderst...@gmail.com> wrote: > > > Thanks a lot for the input. > > I have been looking at the Fluke 6160b, but I thought that there might be > > something as good out there that is not 40years old! > > I want to use the synthesizer as a flexible offset source for beat > > frequency measurements. So the frequency range is 5 to 30MHz approx. > > I read Rubiola et al. "Phase noise and amplitude noise in DDS" yesterday > > and thinks that it might be worth a try to test the AD9854 or AD9912 to > see > > if it is good enough. If I understand the paper right they get really > good > > results. Is there any one with experience? > > Thanks Anders > > _______________________________________________ > > 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. > _______________________________________________ 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.
