Nyal Williams writes:

....

QFE = field elevation
QNH = pressure level indicating altitude above sea
level
Q__ = pressure altitude for a standardized pressure
to use for high altitudes (above 18K in the US)

Now, What does the Q mean?

They come from morse code days, and there are hundreds of them
covering all sorts of radio, marine, met, and aviation conditions.
Defined by the ITU way back.

--
Paul Repacholi 1 Crescent Rd.,
+61 (08) 9257-1001 Kalamunda.
West Australia 6076
comp.os.vms,- The Older, Grumpier Slashdot
Raw, Cooked or Well-done, it's all half baked.
EPIC, The Architecture of the future, always has been, always will be.