On Apr 18, 6:56*pm, Stefan wrote:
WingFlaps schrieb:

BINGO! That's right, setting QNH on an altimeter DOES NOT does give
field elevation UNLESS it's issued for that field :-)

Which has been pretty obvious, hasn't it? But I forgot that this is Usenet..

Nope it's not Usenet, it comes back to correcting the erroneous idea
that setting QNH on an altimeter makes it faithfully report altitude.

Cheers