The TD-30T-0518-MH from Quantic PMI (Planar Monolithics) is a RF Detector with Frequency 0.5 to 18 GHz, Dynamic Range -18 to 5 dBm, Frequency Flatness ±1 to 2 dB, Supply Voltage 7 to 15 V, Current 100 mA. Tags: Module with Connectors, Threshold Detector. More details for TD-30T-0518-MH can be seen below.