A professional who sets up, controls and monitors television broadcasting equipment to transmit television programmes and station breaks to viewing audience. Responsibilities include:

• Reads television programming log to ascertain name of programme or station break, and at what time programme or station break is scheduled to air.
• Verifies voice-over recording, using tape equipment, and informs supervisor of inconsistencies.
• Loads videotape equipment with videotapes containing programme or station break or presses button on switching equipment to access videotape equipment.
• Subtracts $T3preroll$T1 time from on-air time to determine at what time to begin preroll.
• Turns video and colour monitors on and presses button to start videotape equipment.
• Observes scales in video and colour monitors and turns knobs to set video and colour levels to specifications.
• Turns knob to set audio level to specification.
• Observes clock, and presses buttons on switching equipment to begin preroll and to transmit programme or station break to viewing audience.
• Observes on-air monitor to ascertain problems with transmission, such as loss of audio or video signals, and presses buttons to access and transmit technical difficulties sign or station identification to viewing audience.
• Presses buttons to access voice-over recording indicating nature of problem, name of station or name of next scheduled program.
• Troubleshoots equipment and observes lights on transmitter control panel to determine cause and area of problem and informs engineering personnel of transmission problems.
• Records onto television programming log actual time programme or station break was aired.
• Prepares report describing problems encountered during transmission of programme or station break and reason for problems.
• May control transmitting equipment to route television programme to affiliated station.
• May take and record transmitter readings onto transmitter log.
• May be required to hold licence issued by Federal Communications Commission.