The AMF-4B-06500900-55-37P from Narda-MITEQ is a RF Amplifier with Frequency 6.5 to 9 GHz, Gain 38 dB, Gain Flatness ± 1.5 dB, Noise Figure 5.5 dB, Output Power 37 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AMF-4B-06500900-55-37P can be seen below.