Insignia Description
A Silver color metal and enamel shield and scroll 1 1/8 inches (2.86 cm) in height overall, the shield oblonged: Per cross Tenné and Sable, overall three multibarbed South Pacific spears, two saltirewise surmounted by one in pale Argent, with a cable entwined with a lineman's loop terminating in two flashes fesswise throughout Or. Attached below the shield a two segmented Silver color metal scroll inscribed "READY RAPID" on the dexter segment and "RELIABLE" on the sinister segment in Black letters.

Symbolism
Orange and white (silver) are used for Signal Corps. The three multibarbed spears commemorate the unit's historic campaign service in the Asiatic-Pacific Theater, World War II. The battalion's assignment within the United States Army Strategic Communications Command is indicated by the four divisions of the shield alluding to the four corners of the world. Together with the flashes they signify readiness for worldwide deployment to fulfill communication requirements. The looped cable refers to the battalion's capabilities in installing, operating and maintaining signal centers.

History
The distinctive unit insignia was approved on 19 July 1968.

Source: The US Army Institute of Heraldry