A broadcast clock or format clock is a template that displays a radio or television's hourly format in a graphical representation of a clock.

Broadcast programming Broadcast programming is the practice of organizing or ordering (scheduling) of broadcast media shows, typically radio and television, in a daily, weekly, monthly, quarterly or season-long schedule. Modern broadcasters use broadcast automatio ...

, especially radio, often follows an hourly pattern where certain segments such as news and commercials are repeated every hour at specific times. A broadcast clock displays these segments graphically which assist broadcasters in scheduling, thereby avoiding dead air and preventing random program selections by on-air staff.

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Broadcasting {{bcast-stub