Per fess enhances rayonné Argent and Tenné, in chief a grape leaf Vert between two lightning flashes Gules and in base an oriental dragon of the first.
From a wreath Argent and Tenné a castle wall of the first bearing an escutcheon Gules charged with a lightning bolt Argent and issuing three demi-spears with bamboo shafts pilewise Proper ferrules Azure garnished of the third.
OPTIME MERENTI (To The Best Deserving).
Orange and white are the colors used for the Signal Corps. The grape leaf refers to service in the Rhineland during World War II and the oriental dragon to service in Vietnam. The rayonné simulates an active electrical field; with the lightning flashes, it symbolizes the speed of communications. The flashes are pictured in red to represent the unit's Meritorious Unit Commendation Award.
The castle wall symbolizes strength and defense; its two towers represent the unit's World War II service in the American Theater and the Rhineland. The red escutcheon commemorates a Meritorious Unit Commendation; the lightning bolt highlights speed and electronic warfare. The bamboo spear shafts allude to Vietnam and the unit's three campaigns there. The ferrules and spearheads are red, white and blue, reflecting our National colors.
The coat of arms was approved on 10 January 1972. It was amended to include a crest on 5 March 1997.