-> Assist the production sound mixer.
-> Find the best possible microphone placement to record dialogue or other sounds. 
->  Decides where to place radio and clip microphones during recording and also assists with other sound equipment throughout productions.
-> Familiar with planned camera movements and lighting so that the microphones remain in the camera’s safe zones and outside of the frame. 
-> Examining various electrical equipment and devices, replace or repairing the defective electrical components, as necessary