Channel 80

• A computer interface: see AT Attachment.''
• A former NTSC-M channel, removed from television use in 1983 and originally used by stations in North America which broadcast on 866-872 MHz. In the United States, channels 70-83 served primarily as a "translator band" of small repeater transmitters rebroadcasting existing stations. Many of these stations are now defunct, the rest have been moved to lower frequencies:
• * CHAU-TV rebroadcaster CJAO-TV-1 Percé, Québec, replaced by CHAU-TV-5 on channel 13 and later channel 11.
• * KATU-TV rebroadcaster K80BL Rockaway, Oregon was moved to K47CD channel 47.
• * KRQE-TV rebroadcasters K80AC Truth or Consequences, New Mexico and K80BH Farmington, New Mexico were moved to K25HV channel 25 and K21AX channel 21 respectively.
• * KAMR-TV rebroadcaster K80AB Tucumcari, New Mexico was moved to K50CX channel 50.
• * KFDA-TV rebroadcaster K80AU Memphis, Texas was moved to K42AL channel 42.
• * KOIN-TV rebroadcaster K80BA The Dalles, Oregon moved to K64BK channel 64.
• * KSL-TV rebroadcaster K80AN Fillmore, Utah moved to K38GT channel 38.
• * KTVX-TV rebroadcaster K80AI Ely, Nevada has moved to K30CN channel 30.
• * KUED-TV rebroadcaster K80BY Kanab, Utah moved to K07ES channel 7.
• * KWTV-TV rebroadcaster K80BT Seiling, Oklahoma moved to K57EA channel 57.
• * WJAC-TV rebroadcaster W80AD Moorefield, West Virginia has moved to W54BG channel 54.