The AMF-4D-00100100-21-13P from Narda-MITEQ is a RF Amplifier with Frequency 100 MHz to 1 GHz, Gain 46 dB, Gain Flatness ± 1 dB, Noise Figure 2.1 dB, Output Power 13 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AMF-4D-00100100-21-13P can be seen below.