The BNC (Bayonet Neill-English Concelman) is a type of connector for use with coaxial cable. Initially designed as a miniature version of the Type C connector BNC is a type of connector used with coaxial cables such as RG58 and RG59 RF applications that require a quick connector, suitable for UHF and constant impedance over a wide spectrum.
Here is the schematic diagram of BNC Connector Parts and Components. 1. Connector Body; 2. Center Pin; 3. Crimp Sleeve.
This connector has a circular center conductor of the cable which is connected to the center and a metal tube which is connected to the outside of the cable. A rotating ring on the outside securing the cable connector via a bayonet mechanism and allows connection to any type BNC female connector.