Product Description: Power Supply Filtering Board - 3 Stage Sound Amplifier EMI EMC Differential Mode Common Mode High Frequency Filter Enhance your audio experience with our advanced Power Supply Filtering Board, designed to deliver superior sound quality by effectively reducing noise and interference. This state-of-the-art filtering board is perfect for audiophiles and professionals seeking to optimize their sound systems. Discover the key features that make this product a must-have for your audio setup: Three Stage Composite Filtering System Our filtering board features a sophisticated three-stage composite system, combining one stage of differential mode filtering with two stages of common mode filtering. This configuration utilizes an X2 capacitor and common mode inductor to form a robust common mode filtering mechanism, ensuring comprehensive noise reduction and improved audio clarity. Enhanced Two Stage Filtering Experience the benefits of our two-stage filtering process, specifically designed to tackle EMI and EMC noise. This dual-stage approach significantly enhances the sound quality of your amplifier, providing a clearer, more detailed audio output with a quieter background, allowing you to enjoy your music or audio content without distractions. Fast Transient Group Pulse Interference Suppression Our filtering board is engineered to suppress fast transient group pulse interference, which can occur at certain user sites with a repetition frequency of several kilohertz. This feature ensures that your audio equipment operates smoothly, free from disruptive pulse interference, maintaining the integrity of your sound system. Effective Differential Mode Filtering The board includes a dedicated stage for differential mode filtering, utilizing two differential mode inductors. This setup effectively filters the AC power supply, suppressing medium and high-frequency interference, and ensuring that your audio equipment receives a clean and stable power supply. Noise Elimination for Pristine Audio Pair our filtering board with your decoder or amplifier to filter out the DC component of the power supply. This process eliminates and suppresses transformer hum and high-frequency noise, providing a clean power supply that enhances the overall performance of your audio equipment. Enjoy a pristine audio experience with reduced noise and improved sound quality. Upgrade your audio system with our Power Supply Filtering Board and experience the difference in sound quality and performance. Whether you're a professional or an enthusiast, this filtering board is the perfect addition to ensure your audio setup delivers the best possible sound.