1. 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.

2. LMR cables are high-performance coaxial communications cables designed for use in virtually all wireless system applications. The cables are more flexible than corrugated cables and exhibit much lower loss than traditional RG cables.