Johnson brand comes from Cinch Connectivity Solutions, a subsidiary of Bel Group, and provides industry-leading RF coaxial connectors and adapters, with 50Ω and 75Ω models to choose from. Johnson connector is designed to provide high-quality data transmission for audio, video and data applications. Johnson can handle the frequency range from DC to 46GHz, and can handle various sizes, from ultra-micro interface (UMC), micro (MCX, MMCX, SMP), ultra-small (SMA, SMB, SMK, kwiQMAte™), medium connector (Type N connector) to large connector (DIN7/16). Johnson series products are various, including board and cable mounting connectors and semi-rigid, compliant and flexible RF coaxial cables. It can realize the connection between engineering laboratory and manufacturing environment. It is very suitable for connection in test and measurement, network module and radar system environment. The firm TNC series with working frequency up to 11GHz & SMA series with working frequency up to 18GHz are adopted. It has high frequency rating (up to 67GHz) and miniature size (30% smaller than SMPM).