Two original essays scrutinize the use of acoustic camouflage, and the function of toolkits as maps of internal dread and environmental threat.The weaponization of listening, and the technical cartography of anxiety. Two original essays scrutinize the use of acoustic camouflage, and the function of toolkits as maps of internal dread and environmental threat. In Phantom Lure Angus Carlyle explores the ways in which the frequency spectrum can become a site for disguise and deception. Acoustic camouflage is deployed in the concrete curves of sound mirrors, military battlefield sensors, and snipers’ sonic concealment tactics, but also in the silent steps of the hunter and the mimicry of duck calls, antler rattles, and fox flutes. This trail of decoys leads us into forensic acoustic analysis, electronic voice phenomena, and music encrypted with secret signals―from Metal Gear Solid to "Windowlicker," from moths’ thoraxes to horror-film whispers, from Silent Escape to Turing tests and vocod