The RSN/310-3940 from CTT Inc is a RF Amplifier with Frequency 30 to 31 GHz, Gain 40 dB, Gain Flatness ±1.5 dB, Noise Figure 8 dB, Saturated Power 39 dBm. Tags: Benchtop / Rackmount, Power Amplifier, Driver Amplifier. More details for RSN/310-3940 can be seen below.