261.575 with “Radio 1″ and “Radio 2″ in testing comms. These guys had quite the sense of humor 
Occasionally ran into more of that bubble/chirp noise as well. It may have been part of their testing.
261.575 with “Radio 1″ and “Radio 2″ in testing comms. These guys had quite the sense of humor Occasionally ran into more of that bubble/chirp noise as well. It may have been part of their testing.