This vintage Triad 17D4A/17DM4A vacuum tube is perfect for use in a TV, guitar amp, or ham radio. Made in Japan, this high-quality unit from Triad is designed to provide excellent performance and reliability. With its 5-pin configuration, it is easy to install and use. Whether you are a collector or an enthusiast, this vintage tube is sure to impress.

The tube is in new condition, making it an excellent choice for anyone who wants to experience the full potential of their equipment. With its unique design and high-quality construction, this vintage Triad 17D4A/17DM4A vacuum tube is sure to provide you with many years of trouble-free use. So why wait? Add this vintage tube to your collection today!