Technical Parameters: 1) Working frequency: 1-200MHz 2) Working voltage: 46-56V 3) Working current: 1.2A 4) Amplification gain: 32-35dB Output power: 25W (typical), maximum 35W, at input 15dBm Work efficiency: 55% Connector form: SMA female connector Dimensions: 103 x 105 x 75mm/4.1 x 4.1 x 3 inch (without the size of connectors) Connection: 1) RFin: signal input (signal to be amplified) 2) RFout: signal output (output after signal amplification) 3) VCC: The positive terminal of the power supply (powered by feed-through capacitor) 4) GND: The negative pole of the power supply (Cable lug and shielding shell) 5) LED: Power supply indicator 6) Fan: intelligent temperature control fan Color: As Shown Material: Metal Package Contents: 1 x RF Power Amplifier Broadband