ELI5: Explain Like I'm 5

Aircraft emergency frequency

Have you ever been in a situation where you needed help right away? Maybe you hurt yourself, or you got lost, or you needed someone to call the police. Well, airplanes can be in those kinds of situations too, and they have a special way of calling for help. It's called the aircraft emergency frequency.

Imagine you're at a big party with lots of people, and you need to talk to your friend without anyone else listening. You might pull them aside and whisper in their ear so no one else can hear. That's kind of like the aircraft emergency frequency.

When a pilot is in trouble, they can use their radio to call for help on the aircraft emergency frequency. It's like a secret channel that only emergency services and other airplanes can hear. The pilot talks into their radio and asks for help, and the people on the ground or in other airplanes listen and try to figure out what's wrong.

The aircraft emergency frequency is very important because it helps the pilot get help quickly. If they were just using a regular radio channel, they might not be able to get through because there are so many other people talking. But on the emergency frequency, everyone knows that something serious is happening and they stop talking so they can listen for anyone who needs help.

So, if you ever hear someone talking on the aircraft emergency frequency, you know that they are in trouble and need help right away. It's important to listen carefully and try to figure out what's going on so you can help if you can.