| Term: |
TETRAHEDRON |
|---|---|
| Meaning: | 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. |
| See: | |
| Refer to: |
|
| Previous Term: | TERRAIN FOLLOWING |
| Next Term: | TF |