Bland Radio’s UHF Female straight connector for HELIAX 1/2-inch FSJ4-50B cable is a rare and essential component for serious CB and ham radio enthusiasts. Crafted with phosphor bronze and housed in durable brass, this hard-to-find S0-239 female connector ensures reliable performance with an impedance of 50 Ohm and frequency range from DC to 6GHz. Designed to withstand harsh conditions, it features an IP55 rating, proof voltage of 2500V, and operates smoothly in temperatures from -55℃ to 155℃. With a low VSWR ≤1.15 and minimal insertion loss ≤0.05, Bland Radio brings you a trusted connection you can depend on for superior signal integrity. Count on Bland Radio, your trusted source for quality radio components, to deliver excellence every time.