La B Grande

XHRF-FM is a radio station in Ciudad Acuña, Coahuila. It gained fame on the AM band as XERF-AM, a Mexican clear-channel station on 1570 kHz and a 250-kilowatt border blaster owned by Ramón D. Bosquez and Arturo González, used by famed disc jockey Wolfman Jack. Now branded as La Poderosa, it is owned by the Instituto Mexicano de la Radio (IMER), a Mexican public broadcaster.