Bob Noel wrote:

In article xl0kf.62898$qw.59268@fed1read07, wrote:


The FAA, and the rest of the world as well, want to eventually shut-down
the VORs. The only remaining ground-based systems will be ILSes.


DME, and probably MLS, will be around for a while longer.

Alas, where are the MLSes?

DME will remain only if the legacy carriers can keep flying, and keep
their first-generation, non-GPS, LNAV aircraft flying to need the arcane
DME/DME update protocol.