Test, troubleshoot and repair electronic circuits. Remove and replace defective components and parts. Examine malfunctioning radio equipment to locate defects such as loose connectors, broke wires, or burned out components, using schematic diagrams and test equipment. Install and optimize fixed and mobile/vehicle radio equipment and systems. Repari circuits, wiring, and soldering, using soldering irons and hand tools to install parts and adjust connections. Programming & set-up of two way radios.