“The Buzzer” (UVB-76)

Around 25 times a minute, 24 hours a day, this Russian shortwave radio station emits a short, monotonous buzz tone1 on the AM frequency at 4625 kHz. The station’s callsign is “UVB-76″, but is known amongst enthusiasts as “The Buzzer”, and the sound it transmits has been on an almost continuous loop since it was first observed in 1982. No one knows for sure what the purpose of the signal is, and in 27 years the buzzing has only been interrupted on 3 occasions. At 21:58 GMT on Christmas Eve 1997, 15 years after it was first observed,…

Read full article »