The CTM 3812 from Microphase Corporation is a RF Detector with Frequency 8 to 12 GHz, Max Input Power 17 dBm, TSS -51 dBm, Frequency Flatness ±0.5 dB, Voltage Sensitivity 900 mV/mW. Tags: Connectorized, Diode Detector. More details for CTM 3812 can be seen below.