Didier Juges wrote: > This is for a price sensitive commercial application, not a science > project and he is trying to minimize the amount of hardware at the far > end for cost and maintenance reasons. > A cleanup PLL becomes very costly when dealing with a frequency agile > system. > > Thanks > > Didier > > Hal Murray wrote: > >>> A friend of mine wants to send a 3 GHz LO signal up a fiber optic cable. >>> >>> >> How crazy is your friend? What's wrong with a cleanup PLL? >> >> As Bruce said, the people I know of who are good in that area are the radio >> astronomers. They need timing (phase) stability rather than just frequency, >> so their problem may be harder than yours. >> >> Beware: time sink alert. His references are fun reading. >> >> >> >> >> > > _______________________________________________ > time-nuts mailing list > time-nuts@febo.com > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > Didier
Without a cleanup PLL the project is dead in the water. The photonic link will be too noisy for just about any application imagineable. Bruce _______________________________________________ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts