The MMA-174321 from MicroWave Technology is a RF Amplifier with Frequency 17 to 43 GHz, Gain 20 to 22 dB, Gain Flatness 2 to 2.5 dB, Output Power 19.5 to 22 dBm, Output Power 0.09 to 0.16 W. Tags: Driver Amplifier, Gain Block. More details for MMA-174321 can be seen below.