This is a tested high quality professional 7 W amplifier that requires minimum driving input of 30 m W for the maximum of 7 W RF power output. It is broadband in 60 MHz - 90 MHz and doesn't require any tuning or adjusting. Power supply is 12 V/ 1.6 A. Gain 23 dB. SMA connectors Input / Output 50 ohms impedance. Class of operation AB.
Dimensions :6.0" X 4.0" X 2.0".