broadcast technician responsibilities are to report equipment problems, ensure that repairs are made, and make emergency repairs to equipment when necessary and possible; observe monitors and converse with station personnel to determine audio and video levels and to ascertain that programs are airing; monitor strength, clarity, and reliability of incoming and outgoing signals, and adjust equipment as necessary to maintain quality broadcasts;

control audio equipment to regulate the volume and sound quality during radio and television broadcasts; monitor and log transmitter readings; play and record broadcast programs using automation systems; align antennae with receiving dishes to obtain the clearest signal for transmission of broadcasts from field locations; set-up, operate, and maintain broadcast station computers and networks; preview scheduled programs to ensure that signals are functioning and programs are ready for transmission; maintain programming logs, as required by station management and the federal communications commission; select sources from which programming will be received, or through which programming will be transmitted; install broadcast equipment, troubleshoot equipment problems and perform maintenance or minor repairs using hand tools; determine the number, type, and approximate location of microphones needed for best sound recording or transmission quality, and position them appropriately; record sound onto tape or film for radio or television, checking its quality and making adjustments where necessary;

edit broadcast material electronically, using computers; substitute programs in cases where signals fail; set up and operate portable field transmission equipment outside the studio; schedule programming, or read television programming logs to determine which programs are to be recorded or aired; organize recording sessions, and prepare areas such as radio booths and television stations for recording; make commercial dubs; design and modify equipment to employer specifications; regulate the fidelity, brightness, and contrast of video transmissions, using video console control panels; give technical directions to other personnel during filming; instruct trainees in how to use television production equipment, how to film events, and how to copy and edit graphics or sound onto videotape; discuss production requirements with clients; produce graphics for broadcasts; prepare reports outlining past and future programs, including content; develop employee work schedules; produce educational and training films and videotapes by performing activities such as selecting equipment and preparing scripts.