The 0204-400 from AMETEK CTS is a RF Amplifier with Frequency 2 to 4 GHz, Gain 52 dB, Gain Flatness +/-2.5 dB, Noise Figure 8 dB, Output Power 55.9 to 56.39 dBm. Tags: Benchtop / Rackmount, Power Amplifier. More details for 0204-400 can be seen below.