The AMF-4B-00500100-25-33P from Narda-MITEQ is a RF Amplifier with Frequency 500 MHz to 1 GHz, Gain 55 dB, Gain Flatness ± 1.5 dB, Noise Figure 2.5 dB, P1dB 33 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AMF-4B-00500100-25-33P can be seen below.