SMB (SubMiniature version B) RF coaxial connectors are developed in the 1960s,Website:://.hoaninc.com, which have the impedance of both 50Ω  and 75Ω. The SMB connectors offer perfect electrical performance from DC to 4 GHz. The SMB connectors with snap-on coupling mechanism, which have the advantages of light, small, easy mating and super electrical performances, etc. The SMB connectors are suitable to connect the RF coaxial cable of high frequency circuit in radio equipment and electrical instrument. Technical Data:Interface Mating Dimensions: