3 mins squawking that is an eternity, when that happens by accident, alarms inside the tower go off and he controller radios in "did you mean that?", The answer the pilot gives determines what happens next.
It sometimes happens by accident as they scroll through channels, the transponders have 4 separate knobs for each digit, and your taught to not make a situation where you would scroll through the hijack code or any of the others., To leave it on that code for three mins sounds intentional, unless there is some lag and it was really only momentary
3 mins squawking that is an eternity, when that happens by accident, alarms inside the tower go off and he controller radios in "did you mean that?", The answer the pilot gives determines what happens next. It sometimes happens by accident as they scroll through channels, the transponders have 4 separate knobs for each digit, and your taught to not make a situation where you would scroll through the hijack code or any of the others., To leave it on that code for three mins sounds intentional, unless there is some lag and it was really only momentary