Welcome to our store! Features: - Selection of high-quality materials, stable operation, practical convenience, and long service life. - EMC, EMI, high voltage, stable performance. - These isolation transformers are all high-efficiency audio transformers. - The primary and secondary windings are tightly coupled, there is enough pass frequency band, the original winding inductance is large, the leakage inductance is small, which can reduce the impact of hysteresis loss. - Can be used in radio communication, television broadcasting, automatic control, as a component of voltage amplification, output power, etc. - Widely 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 - Winding: Double wire winding - Core shape: amorphous alloy - Core type: EI-type - Appearance structure: vertical - Weight: 40g Package includes: - 10pcs/pack Audio Transformers 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.