The AMF-4F-18004000-90-20P from Narda-MITEQ is a RF Amplifier with Frequency 18 to 40 GHz, Gain 16 dB, Gain Flatness ± 3 dB, Output Power 20 dBm, Output Power 0.1 W. Tags: Power Amplifier, Low Noise Amplifier. More details for AMF-4F-18004000-90-20P can be seen below.