Amphenol Connex RF Fixed Length Cable Assemblies Amphenol Connex RF Fixed Length Cable Assemblies offer miniature RF connectors with bayonet coupling mechanism which provides quick connect and disconnect. The cable assemblies feature impedance of 50 Ω and 75 Ω to allow customers to match impedance to system requirements and connectors are intermateable to ensure non-destructive mating. Three grades of connectors are available for military, industrial and commercial application. Learn More