XEZC-AM 1360 in Concepción del Oro received its concession in 1962. It was owned by Saltillo radio and television entrepreneur Alberto Jaubert and broadcast with 250 watts. By the end of the 1960s, XEZC had moved to Río Grande on 1450 kHz. After its 1972 acquisition by Radiodifusoras de Zacatecas, the 1980s saw XEZC move to 810 kHz with 1,000 watts day and 125 at night, later boosted to 1,000.