Hi Congratulations !!!
You have just invented Sync-E. Seems like *maybe* somebody beat you to it …. https://en.wikipedia.org/wiki/Synchronous_Ethernet <https://en.wikipedia.org/wiki/Synchronous_Ethernet> Turns out it is one way to get *frequency* to a device (like a cell site). Just how well it does is (as always) a “that depends” sort of thing. Bob > On Nov 2, 2019, at 5:44 PM, Hal Murray <[email protected]> wrote: > > > [email protected] said: >> Also - I'm unsure of the benefit of having a TCXO for the ethernet clock >> unless it runs so hot that ethernet can't sync using the usual uncompensated >> crystal. Is there some benefit I'm not seeing ? > > I had similar thoughts. > > One could imagine using Ethernet to distribute a clock Just tap off the > post-PLL receive clock. For that to make sense, you would need to start with > something like a GPSDO rather than a TCXO. > > Maybe you could measure the local transmit clock and send that to the receive > side. I don't see how to make that work rock-solid. > > -- > These are my opinions. I hate spam. > > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
