Look for special event callsign R125PR from to be active between 1-31st March 2021.

Activity is to honor the world's first radiogram ever sent.

The special callsign was requested by the "Association of Radio Amateurs of St. Petersburg" to commemorate the 125th anniversary of wireless signal transmission demo.

On 24th March 1896, Alexander Popov completed first ever radio transmission at the Russian Physical and Chemical Society of Saint-Petersburg Imperial University. The radiogram consisting of two words "Henrich Herz" transcended a distance of 250 meters. Alexander Popov was present when indescribable exhilaration seized the audience after the words were received, decoded and chalked out on the blackboard. This was the world's first transmission of an intelligible text by wireless telegraphy.

QSL via R1AU.