Installs and repairs sound amplifying systems used at public and private assemblages by performing the following duties.
Positions loudspeakers on posts or other supports.
Strings cable from loudspeakers to amplifiers.
Places microphones in position near speaker, orchestra, or other attraction, and plugs microphone wires into amplifiers.
Switches on installation.
Listens to sound output and adjusts volume controls or repositions microphones.
Tests and repairs equipment in shop.
Tests and repairs sound recorders, radio and television receivers, and other electronic equipment.