The AMF-4D-02001800-55-20P from Narda-MITEQ is a RF Amplifier with Frequency 2 to 18 GHz, Gain 23 dB, Gain Flatness ± 1.5 dB, Noise Figure 5.5 dB, P1dB 20 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AMF-4D-02001800-55-20P can be seen below.