This is a tested high quality professional 60 W RF amplifier that requires minimum driving input of 0 dBm-3 dBm for the maximum of 60 W RF power output. It is broadband in 400 MHz- 470 MHz and doesn't require any tuning or adjusting. However, the power output can be adjusted on request. Power supply is 12 V/ 6.9 A. Gain is 38 dB. N female connectors Input / Output 50 ohms impedance. Class of operation AB
Dimensions :6 " X 4 " X 2 ".