Definition: An audio and video equipment technician sets up audio and video equipment for concerts, sports events, meetings, conventions, presentations, and news conferences.
Source: Employment and Training Administration, U.S. Department of Labor, O*NET Online, Audio and Video Equipment Technicians, on the Internet at http://online.onetcenter.org/link/details/27-4011.00 (visited January 14, 2011).
Examples:
Before the news conference began the audio and video equipment technician checked all the microphones to make sure they were working.

