The STZ 118 from Crane Aerospace & Electronics is a RF Detector with Frequency 10 to 18 GHz, Max Input Power 20 dBm, TSS 48 dBm, Frequency Flatness ±1 dB, Voltage Sensitivity 1500 mV/mW. Tags: Connectorized, Diode Detector. More details for STZ 118 can be seen below.