"David Megginson" wrote in message
le.rogers.com...
Jim Fisher wrote:

I've always been curious about this: Wouldn't the altimeter still read
an
increase/decrease in altitude? No, the altitude would not be correct
but
for a backup to keeping the shiny side up in IMC it would have some
value,
right?

It will show the altitude you've pressurized your cabin to -- nothing to
do
with what's going on outside.

You are right, of course. So is 8000 feet a standard pressure for all
pressurized aircraft or are there some that keep 5000 or perhaps 10,000?

--
Jim Fisher