Sentence:  The technician looked at the people in the living room, feeling unsure how to proceed. His shy nature made him feel uncomfortable in this situation, but he knew he had to share his intuition, however mad they'd be. "That <WSD>psychophony</WSD> we recorded from Laura's mother, I've been thinking about it a lot..." 
Meaning of the word marked with <WSD> tags:  The appearance of voices or meaningful sounds in the white noise on electronic recordings; electronic voice phenomenon (EVP).