FAR DECODED — GLOSSARY

MODE

Definition

MODE

The letter or number assigned to a specific pulse spacing of radio signals transmitted or received by ground interrogator or airborne transponder components of the Air Traffic Control Radar Beacon System (ATCRBS). Mode A (military Mode 3) and Mode C (altitude reporting) are used in air traffic control.

  • See: ICAO term MODE

Source: FAA Pilot/Controller Glossary (verbatim from the Federal Aviation Regulations).

Where This Term Is Used

31 sections reference this term in their FAR Decoded content.