Check the listing for details. 433MHz 8W power amplifier RF high frequency amplifier data transmission. Condition: New. Listed at 22.78 USD. 433MHz 8W power amplifier RF high frequency amplifier data transmission The power amplifier can produce a maximum output of 39.2dBm (8.31W) @433MHz at 8V, a current 1.56A, and an efficiency of 66.5%. It is very suitable for power supply of two lithium batteries and can explode such a large power. Working frequency: 400-460MHz Maximum output power (P1dB): 8.32W (39.2dBm) @8V 1.56A efficiency 66.6% 6.76W (38.3dBm) @7V 1.43A efficiency 67.5% 5.12W (37.1dBm) @6V 1.26A efficiency 67.7% See the bottom of the page for the test picture Input power: 20~23dBm (0.1~0.2W), less than 0.1W can also work, output power will increase with the increase of input power, and finally reach the maximum power point. Working voltage: 5-8.4V (typical lithium battery supply voltage) Working current: 1.6A (Max) Input impedance: 50 ohm Output impedance: 50 ohm Input and output terminals: SMA-k female head (external threaded bore) Module size: 4x5.5cm (excluding outburst) Module weight: 58G 8V power supply, output 39.2dBm (8.3W), efficiency 66.6%. Delivery: 1pcs On Jul-21-18 at 08:41:08 PDT, seller added the following information: