Hi > On Mar 16, 2016, at 7:03 AM, Joseph Gray <jg...@zianet.com> wrote: > > I understand that the Oncore GPS in the Lucent units is a newer module > that tracks eight satellites, vs the older Oncore in the Z3801A that > only tracks six satellites. > > I decided to do a re-survey with my Z3801A that has been in holdover > for some time, just as a test. Watching the status screens from both > GPSDOs, both are seeing the same number of satellites, however, the > Z3801A is consistently locking to 3-4 fewer than the Lucent. > > This begs the question, is the older Oncore module that deaf,
Yes, the older part is indeed “more deaf” than the newer Oncore modules. The “newer” 8 channel modules are deaf compared to a modern module. The “why” relates as much to processing horsepower as it does to the actual noise figure in this or that component. Bob > or is > mine defective. BTW, same antenna on a 4-port splitter, same elevation > mask. > > Joe Gray > W5JG > _______________________________________________ > 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.
