We are a professional audio company integrating R&D, production and sales. We have been focusing on the production of mixers, active power amplifiers, microphones, and related electronic components and equipment for many years.
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Precipitation of more than 20 years of technical design
OEM / ODM /B2B
24-hour one-stop service
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Annual Output
We have a strong R & D team that can develop and produce products according to the drawings or samples provided by customers.
We have two own foundries and processing factories, factory direct sales, high quality and low price.
We have our own laboratory and advanced testing equipment in the industry to ensure product quality.
Based on the high-grade and high-end market, our products meet international standards and are mainly exported to Europe, America, Japan and other countries.
1. Provide stable power supplyLLC high-efficiency resonant power supply can provide stable and constant voltage and current output for powerful subwoofer system. This is especially important for subwoofer system, because subwoofer needs high-power power supply to drive speakers to produce strong low-frequency sound effects. The stability of power supply ensures that subwoofer system will not have insufficient power or unstable power supply when under high load or sudden volume changes. 2. High efficiency and low energy consumptionLLC resonant power supply's high-efficiency conversion technology reduces energy loss and heat generation. This is crucial for subwoofer system, because subwoofer system usually needs high-power power supply support, lower energy loss can effectively reduce power consumption, extend the service life of equipment, and reduce the impact of unnecessary heat on equipment and environment. 3. Improve audio performanceHigh-efficiency power supply can provide clear and distortion-free power supply, avoiding the interference of power supply noise on sound quality. In subwoofer system, low-frequency effect has a great impact on sound quality. LLC high-efficiency resonant power supply reduces electromagnetic interference and noise pollution, ensures clear and accurate output of audio signals, and thus guarantees the sound quality performance of subwoofer. 4. Reduce electromagnetic interference (EMI)The LLC power supply's resonant technology can reduce electromagnetic interference (EMI) during the power conversion process. In a subwoofer system, electromagnetic interference may affect the quality of the audio signal, causing distortion or noise. The LLC power supply reduces this interference by optimizing the switching process, allowing the subwoofer to provide clearer and purer low-frequency sound effects. 5. Support high power outputSubwoofer systems have high power requirements, especially when heavy bass is played, the power consumption is large. The LLC high-efficiency resonant power supply can efficiently support high power output without overheating or power instability, so it is suitable for high-power subwoofer systems to ensure the reliability and continuous performance of the system under high load. 6. Reduce heat generationThe LLC high-efficiency resonant power supply reduces the heat generation of the power module by optimizing the energy conversion process. Subwoofer systems often need to operate for a long time, especially in large concerts or venues. If the equipment generates too much heat, it will not only affect the sound quality, but also cause the system to overheat and malfunction. Therefore, the low heat output of the LLC power supply provides a longer working cycle and higher stability for the subwoofer system. 7. Small size and high power densityLLC power supply has high power density and can provide high power output in a small volume. This is especially important for subwoofer systems, because subwoofers require strong power support, but usually have restrictions on the size of the equipment. The high power density LLC power supply allows the subwoofer system to ensure output power while reducing the volume, making it easier for system integration and installation.
1. Dynamic rangeDynamic range of Class H power amplifier module: Class H power amplifier module achieves a wide dynamic range by adopting efficient switch mode technology and advanced circuit design. This wide dynamic range enables the Class H power amplifier module to handle a wide range from weak signals to strong signals without causing signal distortion or amplifier overload. Influencing factors:Input signal strength: The stronger the input signal, the higher the dynamic range requirement of the amplifier.Amplifier linearity: The better the linearity, the smaller the distortion of the amplifier when processing signals of different strengths, and the wider the dynamic range.Power supply voltage and current limitations: Power supply voltage and current limitations also affect the dynamic range of the amplifier. Advantages:The wide dynamic range enables the Class H power amplifier module to be suitable for various complex communication and audio environments, improving the overall performance and reliability of the system. 2. StabilityStability refers to the ability of the amplifier to keep its performance parameters (such as gain, phase, etc.) constant during long-term operation.Stability of Class H power amplifier module:The Class H power amplifier module achieves high stability by adopting advanced circuit design and stable power management strategy.This stability enables the Class H power amplifier module to maintain stable performance output under various working conditions, and will not cause performance degradation due to environmental changes or long-term operation.Influencing factors:Temperature change: Temperature change will affect the performance of the amplifier's internal resistance, capacitance and other components, thereby affecting the stability of the amplifier.Power supply fluctuation: Power supply fluctuation will cause the amplifier's operating voltage to be unstable, which in turn affects the amplifier's performance stability.Load change: Load changes will affect the amplifier's output impedance and gain, thereby affecting the amplifier's stability.Safeguard measures:Use components and materials with good thermal stability to reduce the impact of temperature changes on the amplifier's performance.Design a stable power management strategy to ensure that the amplifier obtains stable power supply voltage and current during operation.Use negative feedback technology to improve the stability and linearity of the amplifier.
1. ApplicationBase station communication: In mobile communication base stations, Class H power amplifier modules are used to amplify RF signals to ensure that the signals can cover a wider area. It can improve the strength and stability of the signal, thereby improving the communication quality and reducing signal attenuation and interference.Satellite communication: In satellite communication systems, Class H power amplifier modules are used to amplify signals transmitted and received by satellites. It can improve the reliability and stability of satellite communications and ensure that the signals can be accurately transmitted to ground stations or other satellites.Wireless local area network (WLAN): In wireless local area networks, Class H power amplifier modules are used to amplify wireless signals and improve the coverage and signal strength of wireless networks. This helps to improve the performance and user experience of wireless networks.Internet of Things (IoT): In IoT applications, Class H power amplifier modules can be used to amplify signals sent by sensors and other devices. It helps to achieve longer-distance communication and data transmission, and improve the reliability and stability of IoT systems. 2. AdvantagesHigh efficiency: Class H power amplifier modules use advanced switching mode technology to achieve high-efficiency power amplification while ensuring signal quality. It helps to reduce system power consumption and heat generation and extend the service life of the equipment.High linearity: Class H power amplifier modules have high linearity, which can reduce signal distortion and noise interference. This helps to improve the signal-to-noise ratio and spectrum efficiency of the communication system and improve the communication quality.Wide dynamic range: Class H power amplifier modules have a wide dynamic range and can handle signal inputs of different strengths. This enables it to maintain stable performance in different communication environments and adapt to various complex communication needs.Small size and light weight: Class H power amplifier modules usually adopt a compact design, with small size and light weight. This helps to reduce the size and weight of communication equipment and reduce the manufacturing and transportation costs of equipment.High reliability: Class H power amplifier modules have high reliability and can maintain stable performance under harsh environmental conditions. This enables it to maintain stable communication quality in various complex communication environments and improve the reliability of the system.
Phone
+86-18815298889
Tel
+86-574-87781767
Fax
+86-574-87787735
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Xiyun Road, Xiepu, Zhenhai, Ningbo, Zhejiang, China
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