The TD-30T- SHS-218-30DBAMP-RS-485 from Quantic PMI (Planar Monolithics) is a RF Detector with Frequency 2 to 18 GHz, Dynamic Range -45 dBm, Supply Voltage -12 to 12 V, Current 120 to 250 mA, Operating Temperature -40 to 85 Degree C. Tags: Module with Connectors, Threshold Detector. More details for TD-30T- SHS-218-30DBAMP-RS-485 can be seen below.