High Definition BNC Straight Crimp Plugs A series of high definition machined 75 Ω BNC connectors from Coax Connectors. These straight crimp plugs have gold plated brass centre contacts in a nickel plated brass body. The BNC connectors meet standards SMPTE 292M and 424M version 1.1. This range of BNC connectors operate within a frequency range up to 4.5 GHz. Part number 916-0555 operates with in the 12GHz frequency range. Typical applications for these high-quality connectors would include broadcast including Ultra High Definition (4K), Telecom, instrumentation and security.