EI series power amplifier magnetic transformer high efficiency isolated
EI-28
The EI magnetic transformer adopts a standard EI silicon steel core with pure copper enameled wire winding, which has magnetic balance of transformer, transparent sound quality, low distortion high fidelity transformer, stable frequency response, and excellent impedance matching and signal isolation performance.
Quantity
The EI magnetic transformer adopts a standard EI silicon steel core with pure copper enameled wire winding, which has magnetic balance of transformer, transparent sound quality, low distortion high fidelity transformer, stable frequency response, and excellent impedance matching and signal isolation performance. It can achieve audio signal coupling, boost and buck, noise reduction and anti-interference, effectively filter current noise, and restore pure original sound.Applicable to ac to dc converter 12v.
Core advantages of the Enclosed Transformer
1. Excellent sound quality: High-conductivity silicon steel core, with low leakage flux, wide frequency response, low distortion and low background noise. The human voice is clear and transparent, and the high and low frequency performance is balanced.
2. Pure copper craftsmanship: New pure copper windings, excellent conductivity and low loss, stable signal transmission, and not prone to overheating and aging over a long period.
3. Strong anti-interference: Can be made into a shielding structure, effectively isolating electromagnetic noise, eliminating current noise, and restoring pure original sound.
4. Precise impedance: Precisely matched to the line impedance, suitable for various audio circuits, enhancing the overall sound effect of the audio system.
5. Complete styles: Open type / Closed type, Horizontal type / Vertical type, Pin type / Wire type, multiple structures, flexible installation and wide adaptability.
6. Durable and stable: Good insulation, resistant to temperature and moisture, stable continuous working performance, long service life.
7. Compliant and environmentally friendly: Can be certified as ROHS and CE, lead-free process, meeting internal and external sales standards.
Customized Services
1. Customizable input and output impedance, turns ratio, and power as per requirements.
2. Customized winding structures such as single-ended, push-pull, center tap, and balanced output.
3. Customized size, pin arrangement, lead-out method, and installation shape.
4. Customized shielding layer, voltage rating, insulation material, and frequency response parameters.
5. Can print LOGO, customize labels, and support one-to-one design of drawings/parameter schemes.
6. Quick prototyping, small batch trial production + large batch mass production one-stop service.
7. Adapted to special frequency response requirements, customized high-fidelity audio parameters for audiophiles.
2. Customized winding structures such as single-ended, push-pull, center tap, and balanced output.
3. Customized size, pin arrangement, lead-out method, and installation shape.
4. Customized shielding layer, voltage rating, insulation material, and frequency response parameters.
5. Can print LOGO, customize labels, and support one-to-one design of drawings/parameter schemes.
6. Quick prototyping, small batch trial production + large batch mass production one-stop service.
7. Adapted to special frequency response requirements, customized high-fidelity audio parameters for audiophiles.
Full series of ei audio real-shot details:


Company Introduction
Shenzhen CXWON Technology Co., Ltd. was established in 2012. It is a national high-tech enterprise that integrates R&D, production and sales. It has been specializing in the field of electronic transformers for over a decade and complies with international safety standards. The company's products have steadily increased their market share in the domestic market. The factory covers an area of 5,000 square meters and is equipped with first-class facilities and advanced equipment, as well as numerous outstanding professionals.
The company offers over 1,000 different products, specializing in the research and production of high-frequency transformers, high-voltage transformers, low-frequency transformers, audio transformers, ozone high-voltage packs, negative ion generators, power adapters, switching power supplies, and various inductor coils. These products are widely used in household appliances, intelligent control, communication equipment, instruments and meters, security control, industrial control, and many other fields. The company provides high-performance electronic transformers and corresponding solutions to global customers. Its products have passed UL certification and ISO quality management system certification. Some have also obtained safety certifications such as TUV, GS, CE, FCC, and CQC. The quality meets international standards.
Over the years, our company has adhered to the principle of"unceasing pursuit of perfect quality and fully meeting customer requirements."This is the company's persistent effort goal and direction.
The company offers over 1,000 different products, specializing in the research and production of high-frequency transformers, high-voltage transformers, low-frequency transformers, audio transformers, ozone high-voltage packs, negative ion generators, power adapters, switching power supplies, and various inductor coils. These products are widely used in household appliances, intelligent control, communication equipment, instruments and meters, security control, industrial control, and many other fields. The company provides high-performance electronic transformers and corresponding solutions to global customers. Its products have passed UL certification and ISO quality management system certification. Some have also obtained safety certifications such as TUV, GS, CE, FCC, and CQC. The quality meets international standards.
Over the years, our company has adhered to the principle of"unceasing pursuit of perfect quality and fully meeting customer requirements."This is the company's persistent effort goal and direction.

Typical application scenarios
1. Audio and Video: HiFi speakers, home theaters, subwoofers, monitoring audio systems;
2. Vacuum Tube Amplifiers: Vacuum tube amplifiers, high-end DIY vacuum tube equipment, retro audio equipment;
3. Broadcasting Systems: Campus radio, public loudspeakers, outdoor amplifiers, village-wide broadcasting;
4. Conference and Educational Audio: Conference amplifiers, teaching loudspeakers, voice intercom equipment;
5. Car Audio: Car audio modification, audio signal conversion for car amplifiers;
6. Audio Equipment: Audio coupling, signal isolation, audio mixing equipment, recording equipment;
7. Industrial Voice: Voice announcement devices, alert sound equipment, audio modules for call systems;
8. Stage Entertainment: KTV amplifiers, stage performance audio systems, professional sound reinforcement equipment.
2. Vacuum Tube Amplifiers: Vacuum tube amplifiers, high-end DIY vacuum tube equipment, retro audio equipment;
3. Broadcasting Systems: Campus radio, public loudspeakers, outdoor amplifiers, village-wide broadcasting;
4. Conference and Educational Audio: Conference amplifiers, teaching loudspeakers, voice intercom equipment;
5. Car Audio: Car audio modification, audio signal conversion for car amplifiers;
6. Audio Equipment: Audio coupling, signal isolation, audio mixing equipment, recording equipment;
7. Industrial Voice: Voice announcement devices, alert sound equipment, audio modules for call systems;
8. Stage Entertainment: KTV amplifiers, stage performance audio systems, professional sound reinforcement equipment.
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FAQ