Cadena SER

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Cadena SER

Madrid
Broadcast area	Spain and Andorra
Frequency	AM: Various FM: Various
Programming
Language(s)	Spanish, Catalan, Galician, Basque
Format	News, politics, sport
Ownership
Owner	PRISA Radio (PRISA)
Sister stations	LOS40 LOS40 Classic LOS40 Dance LOS40 Urban Cadena Dial Radiolé
History
First air date	14 November 1924
Former call signs	EAJ-1, EAJ-5, EAJ-7, EAJ-9, and others
Technical information
Transmitter coordinates	40°25′13″N 3°42′12″W / 40.4204°N 3.7034°W / 40.4204; -3.7034
Links
Website	cadenaser.com

La Cadena SER (the SER Network) is a Spanish radio network established in 1924, with a regular listenership of 4,139,000 reported in 2018. The acronym SER stands for Sociedad Española de Radiodifusión (Spanish Broadcasting Company).

Cadena SER broadcasts nationwide, with its main studios located on Gran Vía in Madrid. The network operates studios across Spain, providing local and regional news and information, with each location producing between 2 and 3.5 hours of programming daily.

Owned by Unión Radio, majority controlled by the PRISA group, Cadena SER is affiliated with other media entities including music radio stations such as LOS40, Cadena Dial, Radiolé, and the national daily El País.