Yuetsu BNC Plugs. A series of 50 Ohm BNC connectors with nickel plated bodies and gold plated brass contacts. These BNC connectors are straight in orientation and operate within a 0-2GHz frequency or 0-4GHz frequency.These RF connectors can be used in a wide variety of applications including antennas, military and test equipment. Part number ; 906-0751 906-0751 0-2GHz Part number ; 906-0755 906-0755 0-4GHz