The JS3-21002200-19-8P from Narda-MITEQ is a RF Amplifier with Frequency 21 to 22 GHz, Gain 27 dB, Gain Flatness ± 0.7 dB, Noise Figure 1.9 dB, Output Power 8 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for JS3-21002200-19-8P can be seen below.