The ALH497 (-GB) from Northrop Grumman Corporation is a RF Amplifier with Frequency 80 to 100 GHz, Gain 14 to 19 dB (Linear), Noise Figure 4.9 to 5 dB, Input Return Loss 5 dB, Supply Voltage 2 V. Tags: Die, Gain Block Amplifier. More details for ALH497 (-GB) can be seen below.