Power Line Technician
Repair and install new long-range electrical wiring on electrical towers.
Repairs and adjusts radios and television receivers, using handtools and electronic testing instruments: Tunes receiver on all channels and observes audio and video characteristics to locate source of trouble. Adjusts controls to obtain desired density, linearity, focus, and size of picture. Examines chassis for defects. Tests voltages and resistances of circuits to isolate defect, following schematic diagram and using voltmeter, oscilloscope, signal generator, and other electronic testing instruments. Tests and changes tubes. Solders loose connections and repairs or replaces defective parts, using handtools and soldering iron. Repairs radios and other audio equipment [RADIO REPAIRER]. May install television sets [TELEVISION INSTALLER].