Amphenol RF's 031-5679 TNC connector is a miniature, threaded weatherproof unit with a constant 50 Ω impedance, operating from DC – 11 GHz. Developed in the late 1950s, the TNC series features screw threads for mating and is available in standard and reverse polarity interfaces. These connectors are ideal for commercial applications such as antennas, base stations, cable assemblies, cellular networks, instrumentation, and more. They offer a threaded coupling interface for vibration resistance and are available in various configurations including plugs, jacks, and adapters.