The AFS4-02001800-25-20P-4 from Narda-MITEQ is a RF Amplifier with Frequency 2 to 18 GHz, Gain 34 dB, Gain Flatness ± 2.5 dB, Noise Figure 2.5 dB, P1dB 20 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AFS4-02001800-25-20P-4 can be seen below.