What exactly is Electronic Voice Phenomenon, or EVP for short? EVP are voices that are recorded on modern equipment, such as microcassette and digital voice recorders, that are not usually heard until playback. While some EVPs could be interference from stray radio waves, many EVPs are believed to be paranormal in nature. Potential for recording these ghostly voices exists just about anywhere and anyone with the right equipment can try to record for them. Listed below is a guideline to help you record your very own EVPs.