SKYTRAC Capabilities: What is push-to-talk?

A pilot speaking into a push to talk radio in an airplane

What is push-to-talk in aviation? Push-to-talk, or PTT, is a common feature required in cockpits worldwide, but what is it, and when did it become a staple in aircraft communications? Push-to-talk is a means of talking on communication lines using a button to switch from voice reception to voice transmission. An operator presses a button […]