The AFS42-00101800-25-S-42 from Narda-MITEQ is a RF Amplifier with Frequency 100 MHz to 18 GHz, Gain 35 dB, Gain Flatness ± 2.75 dB, Noise Figure 2.5 dB, P1dB 10 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for AFS42-00101800-25-S-42 can be seen below.