Russia’s Ghost Radio Station: What is the Mysterious Sound Heard on UVB-76?

No one knows for sure what is being heard when tuned into radio frequency 4625 kHz. Secret, coded messages sent across airwaves between governments and spies? A signal ready to sound an alarm? Or a mysterious transmission tuned to interact with the ionosphere? Known to be of Russian origin, though this has never been confirmed by the Russian government, the signal was a continuous broadcast of repeated pip that has since become an unsettling looping and buzzing tone. - As images and footage of actual events are not always available, Dark Docs sometimes utilizes similar historical images and footage for dramatic effect. All content on Dark Docs is researched, produced, and presented in historical context for educational purposes. - For decades, the source of the broadcast was entirely unknown, until suddenly and unexpectedly, the first spoken words on the station identified it as UVB-76, broadcast from a military bunker in Povarovo, a small town 19 miles outside of Moscow. This interruption was s