Amperex 6GB5 / EL500 Vacuum Tube Beam Power Tetrode The Amperex 6GB5, also known as the EL500, is a beam power tetrode vacuum tube renowned for its robust performance in audio amplification applications. Manufactured in France, this tube is designed to deliver high-quality sound reproduction, making it a preferred choice among audiophiles and audio equipment manufacturers. Key Features High Power Output: The 6GB5 is capable of delivering substantial power, ensuring dynamic and clear audio performance suitable for various amplification needs. Durable Construction: Built with a sturdy glass envelope and a magnoval base, this tube offers enhanced durability and reliable operation over extended periods. Efficient Heat Dissipation: The design facilitates effective heat management, reducing the risk of overheating and extending the tube’s lifespan. Technical Specifications Filament Voltage: 6.3V Filament Current: 1.38A Maximum Anode Voltage: 275V (withstanding peak voltages up to 7,700V in certain applications) Maximum Anode Dissipation: 30W Base Type: B9D (Magnoval) Applications Originally designed for horizontal deflection output stages in television receivers, the 6GB5 has found a significant place in audio amplification circuits. Its high power sensitivity and efficiency at relatively low plate and screen voltages make it ideal for use in guitar amplifiers, hi-fi stereo systems, and other audio equipment where superior sound quality is essential. Conclusion The Amperex 6GB5 / EL500 vacuum tube stands out as a high-performance component in the realm of audio amplification. Its combination of high power output, durable construction, and efficient operation makes it a valuable asset for enhancing audio experiences.