The AMFW-3F-05400590-45 from Narda-MITEQ is a Waveguide Amplifier with Frequency 5.4 to 5.9 GHz, Gain 30 dB, Gain Flatness +/- 0.5 dB, P1dB (dBm) 10 dBm, P1dB (W) 0.01 W. Tags: Low Noise Amplifier. More details for AMFW-3F-05400590-45 can be seen below.