The Mullard 12AT7 is a vintage vacuum tube known for its high-quality construction and performance. Produced by the renowned brand Mullard, this model is highly sought after by audio enthusiasts and collectors alike. With its distinctive design and reliability, the Mullard 12AT7 is a valuable component for vintage audio equipment, offering a touch of nostalgia and a unique sound for those looking to enhance their audio experience with classic technology. This tube tested as follows: Triode one-73/100 Triode two-73/100
eBay