Emergency Locator Transmitter(ELT)
Definition
A device that transmits a distress signal on 121.5 MHz and 406 MHz upon impact or manual activation to aid search and rescue. Required equipment on most aircraft. 406 MHz ELTs provide GPS coordinates.
Why Emergency Locator Transmitter Matters for Pilots
Instrument knowledge is tested on every pilot certificate exam. Understanding how Emergency Locator Transmitter works helps you interpret cockpit information correctly and recognize instrument failures before they become emergencies. This knowledge is especially critical for instrument-rated pilots flying in reduced visibility.
Exam Tip
This concept is commonly tested in instruments-related questions on FAA and EASA exams. Make sure you can explain Emergency Locator Transmitter in your own words for the oral exam. Practice applying this concept to real-world scenarios, not just memorizing the definition.
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