An auto termination type electrical connector for connecting a BNC plug to the coaxial cable of a computer network system, the connector including an auto termination circuit consisted of a ground contact plate connected to the outer conductor of the coaxial cable, a first contact metal connected to...http://www.google.com.tw/patents/US5413502?utm_source=gb-gplus-share專利 US5413502 - Auto termination type electrical connector