This vintage Sylvania electronic tube is a must-have for collectors and enthusiasts of vintage audio and video equipment. The tube is suitable for use in radio, TV, and audio equipment, and is a true gem for those who appreciate the history of electronics. The brand is well-known for its high-quality products and this tube is no exception, providing excellent performance and reliability for its time. In addition to being a functional component, this tube also has aesthetic value as a vintage part and accessory. It is perfect for those who are looking to complete their vintage audio and video collection or for those who simply appreciate the history of electronics. Don't miss out on the opportunity to own a piece of vintage Sylvania electronics history with this vintage tube.  Not tested.