Per bend Argent and Tenné.
On a wreath of the colors Argent and Tenné and issuing of the first a torch bearing a fleur-de-lis Gules and flamed Or charged with an arrowhead Vert.
IN MEDIAS RES (Into the Midst of Things).
The shield is in the colors of the Signal Corps.
The fleur-de-lis alludes to Europe where the unit participated in six campaigns; its color refers to the award of the Meritorious Unit Commendation streamer for "European Theater." The torch and arrowhead represent "Operation Torch," indicating the unit's assault landing in the Algeria-French Morocco Campaign, World War II.
The coat of arms was originally approved for the 59th Signal Battalion on 14 March 1932. It was redesignated for the 1st Armored Signal Battalion on 7 May 1942. It was again redesignated for the 1st Signal Battalion on 5 February 1962. The coat of arms was amended to add a crest on 24 July 1973.