The AFS4-00400350-12-10P-4 from Narda-MITEQ is a RF Amplifier with Frequency 400 MHz to 3.5 GHz, Gain 42 dB, Gain Flatness ± 1 dB, Noise Figure 1.2 dB, P1dB 10 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AFS4-00400350-12-10P-4 can be seen below.