Transmission control room

master control room, it is usually smaller in size and is a scaled-down version of centralcasting. A TX room or presentation suite will be staffed 24/7 by presentation coordinators and tape operators and will be fitted out with video play-out systems often using server based broadcast automation.^{[citation needed}

television channels are managed from one TCR. Channels with live content and production switching requirements like sports channels have their own dedicated TCRs. A television station may have several TCRs depending on the number of channels they broadcast.^{[citation needed}

television commercial break and so on it continues to the end of the program. Live programming is unpredictable and will affect the scheduled timing of scheduled programing events; the presentation coordinator adjusts programming to bring the schedule back on time by adding or removing fill content from the playout schedule.^{[citation needed}