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| 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) |
| 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 |
| Links | |
| Website | cadenaser |
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.