Sonic deception

For instance, if the goal is to deceive the enemy into thinking that a sonic deception is an M1 Abrams platoon, an actual M1 tank must previously be seen driving around the area.

[1] Examples of sonic deception during the ancient times included the Biblical story of Gideon's assault of the Midianites (Book of Judges).

[6] Sonic deception in modern warfare emerged out of the secret Project 17:3-1, a US joint Army and Navy program tasked with researching and developing the potential military uses of sound.

For example, they effectively diverted the attention of the Germans away from the Allied true invasion point by creating sonic deception off Cape San Marco during Operation HUSKY.

[12] During the course of the 1939 Battles of Khalkhin Gol against Japan, Georgy Zhukov ordered the broadcasting of the noise of pile-drivers to create the impression that the Red Army was conducting defensive works.

Four Soviet deception (maskirovka) companies built 833 dummy tanks, guns and other equipment, later simulating its unloading at a railhead at Myatlevo.

The deception companies then communicated false radio traffic to the Front headquarters, while simulating army sized units that were supposedly preparing an offensive in the Yukhnov area.

[15] It employed inflatable tanks, rubber airplanes, and costumes to stage more than twenty battlefield deceptions in France and Germany.

The 23rd Headquarters Special Troops deployed three tank battalions at Grevenmacher and Wormeldingen while two dummy field artillery batteries were staged at Saarlautern.