24 October 2015

uvb-76 buzzer on 6998 khz

The mysterious broadcast known as S28, UVB-76, and The Buzzer is commonly found on 4625 kHz USB. In the past few days, I and others found an identical broadcast on 6998 kHz USB. Here's a waterfall image of the broadcast from the UTwente WebSDR, on 23 Oct 2015 at 0125 UTC.

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