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Adsb 2 and they would have information constantly about every other aircraft that may even cross their path. >> would it still be possible, les, if a pilot or a co-pilot were able to determine a plane went missing, would it still be possible to do that, to make a plane go missing? >> well, dave and i talked about this new system, the satellite-based system. the airplane regulates the system. t they send it to a satellite system, the ground system sends it to air traffic control. this is what i use in the north atlantic. it is mandated almost totally in the north atlantic at this point and also...

This is used on the north atlantic. the reason the adsb, it was functional, i agree with jeff on that. but the reason it did not perform was because you have to have a participating air traffic control in the entire system. so i don't believe that they participated. as far as turning it off it is not the transponder that turns it off. what turns it off is a function on the triple 7 anyhow of the flight management computer, then it can be turned off. but next gen is going to the united states because we're participating in next gen. with these other countries, europe is participating. other cou...

That was sending the signal out, and jeff, i'm not talking about you, but les and i are on key with this. but adsb, which would be sending the signal out, i agree, that would have what the signal is equipped with. but adsb 2 sends to every other aircraft in the system. when that happens, even if they turn the switch off immediately every other aircraft who might have had any other interaction with the aircraft would get a signal, saying somebody turned it off. because that is the system. it is designed within the system. and yes, it may not have prevented the accident, i agree with that. but i...

>> it is a term that's been used and that's what the faa has been working away from, a certification process. it was started by nick sabatini as a result of the fact that now it is not just about a singular cause and having it fixed. it is more complicated. as these aircraft get much more complex, you have to look at the relationship between the systems and look for precursors. >> with this gps system that they are going to have in place by 2020 in the united states, would that have made it much easier? i mean, if it was on -- in the area for flight 370 to track it? >> yes, absolutely. the cer...