JumbleDuck
Well-Known Member
You must be the only person I know of who has Galileo and not Glonass.
I have a glonass-ony receiver in my collection.
Lots of receivers do Glonass these days to get type approval in Russia, even if they tend to use GPS as a preference in normal use.
I don't think it really counts as a true back up, as the things that will most likely knock out the average yacht's GPSs will take out Glonass too.
The Matsutec HP-33A does Galileo but not Glonass, but of course Galileo is designed to work with GPS and Glonass isn't.
Whether it's a backup depends on whether GPS becomes unavailable because President donald
Apologies for the earlier snippiness.