The AFS4-12001800-20-HE-4 from Narda-MITEQ is a RF Amplifier with Frequency 12 to 18 GHz, Gain 28 dB, Gain Flatness ± 1.5 dB, Noise Figure 2 dB, IP3 10 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AFS4-12001800-20-HE-4 can be seen below.