The TRIAD MAGNETICS part SP-42 is an audio transformer designed to provide superior performance in audio applications. With a turns ratio of 3.54:1, it is capable of efficiently transforming audio signals while maintaining excellent signal fidelity. With a maximum voltage rating of 1000Vrms, it ensures safe and reliable operation even under high-voltage conditions. The primary winding has a DC resistance of 18 Ohms, while the secondary winding has a DC resistance of 2.7 Ohms, allowing for efficient power transfer. Featuring 6 terminations and PC pin thru-hole mounting, it offers easy and secure installation for various audio systems.