PMI Model No. TD-30T-518-FC-HS is a high speed Threshold Detector designed to operate over the 5.0 to 18.0 GHz, frequency range. It has an external adjustment to vary the threshold level from -10 dBm to -20 dBm, with an input flatness of typically ±1.0 dB and a VSWR of less than 3.0:1. This unit comes in a very small size with field removable SMA connectors for surface mounting or typical coaxial connection.