Insignia
Shoulder Sleeve Insignia:
Description: On an orange shield 2 inches (51 mm) in width overall and within a 1/8 inch white border a blue star fimbriated white between three white lightning flashes.
Symbolism: Orange and white are the Signal Corps colors. The star, a reference to Texas, the "Lone Star State," the place of initial activation, also refers to guidance and achievement. The flashes are symbolic of the speed of communications and also refer numerically to the present designation of the Brigade. The color blue is indicative of support to the Infantry and other combat forces.
Background: The insignia was approved on 29 Aug 79.
Distinctive Unit Insignia:
Description: A gold color metal and enamel device 1 1/8 inches in height overall consisting of three blue discs conjoined two above one and centered thereon a red triangular area with one point down bordered by three gold lightning flashes with points conjoined, and in base on a semicircular gold scroll the words "TRIPLE THREAT" in blue letters.
Symbolism: The three roundels represent rounds of ammunition and, together with the colors blue, gold and scarlet, refer to the organization’s mission to support the combat arms; Infantry, Armor, and Artillery. The three flashes denote the unit’s triple-threat capability in the performance of its mission, adding emphasis to the motto "TRIPLE THREAT."
Background: The insignia was approved on 17 Dec 80
Read more about this topic: 3rd Signal Brigade (United States)