This vintage Triad 19CG3 vacuum tube is a rare find for any radio or amplifier enthusiast. With its new old stock condition, this tube is ready to bring new life to your vintage electronics. Made in the United States, this unit is a valuable addition to any collection or repair project. As a unit type, it is ready for installation and use. This tube is a must-have for any vintage electronics enthusiast looking for a high-quality piece to add to their collection.