ZXY-3529 Permalloy Core Audio Isolation Transformer 150/600:10K 10K600 Impedance Matching Pro Audio Mixer DI Box ISO9001 UL CE Product Introduction The ZXY-3529 Permalloy Core Audio Isolation Transformer is a professional-grade audio transformer engineered for impedance matching, signal isolation, and high-quality audio transmission. Featuring a Permalloy magnetic core and versatile impedance configurations including 150/600 Ω to 10K Ω and 10K Ω to 600 Ω, it accommodates a