The 109S from KRYTAR is a RF Detector with Frequency 10 MHz to 18.5 GHz, Max Input Power 20 dBm, Max Input Power 0.1 W, Voltage Sensitivity 0 to 0.5 mV/mW, Capacitance 30 pF. Tags: Connectorized, Diode Detector. More details for 109S can be seen below.