Cabin pressure / altitude meter

[@adolfconrad5176]

Thank you so much brother. May you always follow GOD's guidance

[@alexanderpaul3876]

What kind of chamber?

[@nickolajolsendk5975]

Are you danish?

[@MD80-cockpit]

Yes.

[@nickolajolsendk5975]

Nice

[@enquire422]

Flat Earth, this meter would not work on a sphere sorry no pear shaped no...sorry oblate spheroid!!! NASA can you please make up your mind as to what the Earth looks like!