Then, ten seconds of silence… followed by a single, haunting piano note.
In the late 1970s, a secret Soviet-era radio station was allegedly discovered by amateur ham operators in Eastern Europe. Its call sign? No official record existed. No government claimed it. topvasz
"Topvasz active. Not ours. Not theirs. Not human." Then, ten seconds of silence… followed by a
Every night at exactly 02:14 GMT, a monotone voice would repeat: topvasz
Decades later, a declassified file from the Romanian intelligence service revealed that "Topvasz" was a dead-hand trigger —a psychological warfare experiment designed to simulate a ghost network, making enemy analysts waste thousands of hours chasing a phantom.
The signal stopped. The analyst resigned the next day.