Features Tightly coupled primary and secondary windings, sufficient pass frequency band, large original winding inductance, small leakage inductance, can reduce the influence of the hysteresis loss The primary and secondary windings are tightly coupled, there is sufficient pass frequency band, the original winding inductance is large, the leakage inductance is small, can reduce the influence of the hysteresis loss These isolation transformers are all high efficiency audio transformers EMC, EMI, high voltage, stable performance Often used to transform voltage or transform load impedance Specifications: Voltage ratio: 1:1 AC Impedance: 600 ohms  DC Impedance: 135 ohms Power supply phase: single phase Moisture-proof mode: open Cooling mode: oil immersed air cooled Frequency characteristics: intermediate frequency Windability : Double-wire winding Core form: amorphous alloy Core shape: EI type Appearance structure: vertical Weight: 40 g Package Included: 10pcs/pack Audio Transformers Package List