The AMFW-7S-03400420-28 from Narda-MITEQ is a RF Amplifier with Frequency 3.4 to 4.2 GHz, Gain 60 dB, Gain Flatness +/- 0.5 dB, Noise Figure 0.4 dB, Supply Voltage 15 V. Tags: Low Noise Amplifier. More details for AMFW-7S-03400420-28 can be seen below.