POINT NINE company since its inception in 1988, is committed to providing the industry with the best RF high-power MOSFET tube. From R & D, wafer testing, assembly to final product testing, the company itself is completed. The main products are power amplifier transistors, very suitable for HF/VHF/UHF band communications equipment, radio and television equipment. The company's products are characterized by wide frequency range, simple bias circuit, low noise and high gain.