BNC connectors are used with miniature-to-subminiature coaxial cable in radio, television, and other radio-frequency electronic equipment, test instruments, etc. BNC connectors are used for many applications including RF signals. They are used in some cable TV applications although cable TV commonly uses F connectors.

What does a BNC connector do?

Bnc cable connectors are used with miniature-to-subminiature coaxial cable in radio, television, and other radio-frequency electronic equipment, test instruments, and video signals. The BNC was commonly used for early computer networks, including ARCnet, the IBM PC Network, and the 10BASE2 variant of Ethernet.