The JS3-20202120-18-8P from Narda-MITEQ is a RF Amplifier with Frequency 20.2 to 21.2 GHz, Gain 27 dB, Gain Flatness ± 0.7 dB, Noise Figure 1.8 dB, Output Power 8 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for JS3-20202120-18-8P can be seen below.