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The answer is that when there's 100+ planes parked at an airport it's confusing to have 100's of transponders on as other planes are trying to land.
by ZoF 13y ago
The answer is that when there's 100+ planes parked at an airport it's confusing to have 100's of transponders on as other planes are trying to land.
- walshemj 13y agoso just have a load cells on the undercarriage and a circuit that detects when a plane is landed so that you can only turn off the transponder when the plane is landed.