J01010A0037 Right Angle 50Ω Cable Mount TNC Connector, Crimp Termination. Telegartner TNC series RF connectors are the same size as BNC connectors but featuring a threaded coupling mechanism. These TNC connectors can be used up to 11GHz. Differing TNC connector styles are available for flexible, conformable and semi-rigid cable types. Both crimp and clamp cable termination processes are used for this series of TNC connector.