US Patent 7331821 Electrical connector

Disclosed is an electrical connector for use with a coaxial cable. In one aspect, the electrical connector is for use with a coaxial cable having a central signal conductor and an insulative core tube surrounding the central signal conductor such that an air gap is provided between the central conductor and the core tube, the electrical connector comprising a substantially tubular hollow body having a first end and a second end, and a solder cup disposed adjacent to said second end of said hollow body, said solder cup having a flared portion distal to said second end of said hollow body, wherein the flared portion is configured to span the air gap between the central conductor and the core tube.