Probably my favorite technique I’ve stumbled on for analyzing audio evidence is synchronized, saturated audio. What is it? It’s the practice of recording using as many audio recorders as possible, then synching the audio streams together while reviewing evidence.
What is the Advantage?
How many times have you been investigating a location and heard a strange voice or sound? Was it someone outside the building? Was it paranormal? How can you be sure? The fact is that walls muffle and change sounds.