What is "kdtv-dt"

KDTV-DT, virtual channel 14 ( UHF digital channel 51), is a Univision owned-and-operated television station located in San Francisco, California, United States. The station is owned by Univision Communications, as part of a duopoly with UniMás owned-and-operated station KFSF-DT (channel 66). The two stations share studios located at the 50 Fremont Center building in San Francisco's Financial District, KDTV's transmitter is located on Mission Peak in Fremont. The station's signal is relayed on Class A digital translator KDTV-CD (channel 28) in Santa Rosa.