HUM Spectrogram
Recording Apparatus Diagram
Hum Sounds (.wav) Recorded in
Bayside, CA.
Nocturnal Disturbances and the
Infrasonic "HUM" by Gerry Vassilatos
Infrasound by John D. Cody
Gavreau's Infrasound Weapons
Hearing through Wires - The Physiophony of
Antonio Meucci by Gerry Vassilatos