Product Overview Mini-Circuits’ 35FFL-35F50+ is a coaxial 3.5mm-F to 3.5mm-F adapter supporting a wide range of applica- tions from DC to 33 GHz. This model provides excellent VSWR, low insertion loss, and flat response versus frequency. A built-in flange facilitates connections through equipment casing panels without the need for extra brackets or bulkhead adapters. The unit features rugged, passivated stainless steel construction with case body measuring 0.76″ (l) x 0.34″ (dia.) and flange area measuring 0.5 x 0.5″.