1. Extraneous noise like the occasional passing aircraft poses no serious problem.2. Unlike microphones, the pickups are not affected by adjacent strings or extraneous noise . 3. Extraneous noise can come from embarrassment or anxiety and not be specific to lying.4. Any extraneous noise can be disturbing to the performer, 5. This multi-channel feature especially helps during moments of extraneous noise such as laughter, shouting, coughing and sneezing. 6. He feels that extraneous noise affects his musical inspiration and distracts from the purity of the sound. 7. Automixers lower the hiss, rumble, reverberation and other extraneous noise that occur when several microphones operate simultaneously. 8. But it is not just city dwellers who must grapple with extraneous noise as they try to work. 9. Get close enough to allow the microphone to work and eliminate extraneous noise that can confuse the viewer. 10. One of the most interesting is an inability to screen out extraneous noise and focus on a single stimulus.