What does RG stand for in cable?
What does RG stand for in cable? Radio Guide When referring to different types of coaxial cables, RG stands for “Radio Guide,” a designation derived from World War II military specifications. Each type of coaxial cable has a different RG rating to help distinguish the cables' distinct characteristics and specifications. What is RG 58u used for? RG-58/U is a type of coaxial cable often used for low-power signal and RF connections. The cable has a characteristic impedance of either 50 or 52 Ω. "RG" was originally a unit indicator for bulk RF cable in the U.S. military's Joint Electronics Type...