The Miller 6203-PC K-Tran IF Input / Interstage Transformer is a high-quality electronic component manufactured in the United States by the reputable brand Miller. This unit operates at a frequency of 4.5mHz and is designed to provide reliable performance for radio, phonograph, TV, and phone systems. With a unit quantity of 1, this transformer is a valuable collectible item for vintage electronics enthusiasts and professionals alike. New in open box