Optimized Performance: DTMB RF power amplifiers are designed for superior digital TV signal amplification, covering a wide frequency range from 45 to 1100MHz. This ensures broad compatibility with various digital television standards and applications High Power Output: This amplifier can significantly improve signal strength and quality, making it ideal for personal and professional use Durable Design: Includes a powerful heat sink that effectively dissipates heat, ensuring stable operation and extended service life of the amplifier under continuous use. Use the close contact between the shell and other metals to assist heat dissipation Class A Amplification: Utilizes Class A amplification technology to provide clean and reliable amplification with minimal signal distortion, suitable for high-quality digital broadcasts<br><br>Working frequency: 45-1100MHz Working voltage: 24-26V (DC) Working current: 400-600mA Amplification gain: 32dB Output power: 36.5dBm (4W typical value) maximum 5W Working state: Class A linear Connector type: SMA standard female (external screw inner hole) Colour:Silver Material:Metal<br><br>Package Contents: 1 x RF Power Amplifier<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.