Operations
TETRAHEDRON
TET
At a glance
Meaning of TETRAHEDRON
A device normally located on uncontrolled airports and used as a landing direction indicator.
More about TETRAHEDRON
A device normally located on uncontrolled airports and used as a landing direction indicator. The small end of a tetrahedron points in the direction of landing. At controlled airports, the tetrahedron, if installed, should be disregarded because tower instructions supersede the indicator.