The JS42-21002400-28-5P from Narda-MITEQ is a RF Amplifier with Frequency 21 to 24 GHz, Gain 50 dB, Gain Flatness ± 1.6 dB, Noise Figure 2.8 dB, Output Power 5 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for JS42-21002400-28-5P can be seen below.