50Ω MCX Connectors Amphenol RF 50Ω MCX Connectors provide broadband performance with low reflection from DC to 6GHz. These connectors feature a quick connect / disconnect snap-on design to reduce installation time. The series accommodates a wide range of miniature RG flexible semi-rigid coaxial cables. Amphenol RF 50Ω MCX Connectors have an operating temperature range of -65°C to +165°C. Ideal applications include base stations, components, GPS, head-end equipment, instrumentation, PC/LAN, radios, telecom, and wireless network antennas.