The Russian Buzzer (Enigma S28), Current call sign is reported to be ZhUOZ
Former station identities: UVB-76, UZB-76, and MDZhB. There are periodic LSB male/female live voice transmissions on two frequencies 4625/6998 kHz. This is a Russian military station. The station is supposed to be a communications center within the Russian western military district that sends coded messages to corresponding military units and their outposts.