"Eddie" wrote in message =
.. .
Snowbird wrote:

Exactly. You need an IFR GPS which is WAAS capable and a =
glideslope
to fly a VNAV or LPV approach.


And, those are two very different types of glideslopes, from an =
equippage
standpoint.

=20
and because of that we should all start using the term 'vertical =
guidance' -
a glideslope is part of an ILS
=20
=20

I suppose the term "glideslope" will persist in the future as a generic =
term.
Even the Pilot/Controller Glossary with the AIM doesn't restrict it to =
ILS.
It mentions the ILS glideslope as just one example of "vertical guidance
for aircraft during approach and landing".
---JRC---