The Buzzer: Are there secret spy messages on the radio?
Twenty Thousand Hertz
00:00
Number Stations Are a Great Opportunity to Talk About the World of Intelligence
"Number stations are interesting because they're an opportunity to talk about this world of intelligence gathering and surveillance," says Andrew Andrews. "It's quite likely one of the most foolproof methods of communication with your operatives, because as long as the code book is not compromised, it's in penitrouble", he adds. Even if number stations seem a little out of place in the 21st century, there are still dozens of them broadcasting today.
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