Delta Electronics Mfg. Corp. produces the most popular connectors and adapters including: 2.92mm, 7-16, BNC, BMA, MHF/U.FL, MCX, MMCX, N, QMA, QPL 39012, QPL 55339, SMA, SMB, SMC, SMP/SMPM, SSMC, TNC and many other connector interfaces. Delta Electronics Mfg. Corp. has Full vertical manufacturing capabilities including CNC machining, electroplating, assembly, and test and measurement equipment including Vector network analyzer capability up to 65 GHz. Delta Electronics Mfg. Corp. is a Third-generation, family owned business (since 1955) located in Beverly, MA. USA  Visit the Delta Official Website