Amphenol's 031-9-RFX BNC connectors are miniature, lightweight RF connectors developed for quick and easy connection and disconnection. Featuring a bayonet coupling mechanism, these connectors are ideal for terminating miniature to subminiature coaxial cables. They are commonly used in applications such as test instrumentation, medical equipment, antennas, base stations, and telecommunications systems. Amphenol offers both 50Ω and 75Ω BNC connectors to meet diverse impedance matching requirements, with options for military-grade (MIL-C-39012) and commercial applications. The RFX designation identifies Amphenol's commercial-grade connectors, which offer a cost-effective solution for various RF interconnection needs.