The TRIAD MAGNETICS part SP-69 is an audio transformer designed for optimal audio performance. It features a 2:1:1 turn ratio, allowing for efficient signal transmission. With a primary voltage rating of 1000Vrms and a primary DC resistance of 72 Ohms, this transformer ensures reliable and high-quality audio signal transfer. The secondary DC resistance is 40 Ohms, further enhancing signal integrity. With 6 terminals and a PC pin thru-hole design, this transformer is easy to install and connect in various audio applications.