TYPE TNC is a Kind of RF coaxial connectors with screw Coupling mechanism,Charecteristic impedance is 50Ω.The characteristic of connector is in wide working frequency,reliable connection,great vibration performance etc.TNC coaxial connectors/ TNC cable connectors are used in connection with RF coaxial cable in the computer network、radio station、the mini-car telephone、navigation of spaceflight、microwave monitor system using radar and all kinds of radio equipments.