The MP1840/75/53HK-A4 from G-WAY Microwave is a RF Amplifier with Frequency 1805 to 1880 MHz, Gain 54 dB, Gain Flatness ±1 dB, Output Power 53 to 54 dBm, Output Power 199.52 to 251.18 W. Tags: Power Amplifier, Automatic Gain Controlled Amplifier. More details for MP1840/75/53HK-A4 can be seen below.