The AFS4-04001200-25-10P-4 from Narda-MITEQ is a RF Amplifier with Frequency 4 to 12 GHz, Gain 28 dB, Gain Flatness ± 1.5 dB, Noise Figure 2.5 dB, P1dB 10 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AFS4-04001200-25-10P-4 can be seen below.