The 9820/95300-C80E28 from Quarterwave Corporation is a RF Amplifier with Frequency 800 MHz to 2.8 GHz, Gain 35 dB, Noise Figure 30 dB, Spurious -60 to -55 dBc, AC Voltage 240 V. Tags: Benchtop / Rackmount, Travelling Wave Tube Amplifier. More details for 9820/95300-C80E28 can be seen below.