The JS1-02004000-85-5P from Narda-MITEQ is a RF Amplifier with Frequency 2 to 4 GHz, Gain 10 dB, Gain Flatness ± 2.5 dB, Noise Figure 8.5 dB, P1dB 5 dBm. Tags: Power Amplifier, Low Noise Amplifier. More details for JS1-02004000-85-5P can be seen below.