The 9800/95700-G40H80 from Quarterwave Corporation is a RF Amplifier with Frequency 4 to 8 GHz, Gain 23 dB, Noise Figure 35 dB, Spurious 55 to 60 dBc, AC Voltage 240 V. Tags: Benchtop / Rackmount, Travelling Wave Tube Amplifier. More details for 9800/95700-G40H80 can be seen below.