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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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.
The portable active speaker system amplifier is the product of the continuous progress of modern audio towards lightweight and scenario-based. It highly integrates functional modules, power management and speaker units. The core goal of this type of equipment is to break through the volume limitations of traditional audio. Through the combination of appearance design and intelligent technology, high-quality audio can be freed from the constraints of cables and integrated into outdoor camping, family gatherings or mobile office at any time. The portable active amplifier uses a mixture of lithium polymer batteries and low-power circuit design, and uses DSP (digital signal processor) to monitor the battery status and dynamically adjust the amplifier load to avoid distortion. In terms of connectivity and scalability, portable active system amplifiers are gradually becoming a key turning point for smart audio. Innovations in materials and interactive design also highlight the evolution of this type of product. The product is equipped with a DSP preset mode switch and 2× channel independent control: treble, bass, reverb, volume, line/microphone & guitar signal input switch. Portable active speaker system amplifiers can not only solve the contradiction between limited volume and acoustic design, but also find a balance between battery life, power and durability. In the future, with the continuous development of technology, such devices are expected to achieve further development in a lighter form.
1. Different signal processing methodsThe full-range color screen DSP active speaker amplifier optimizes the audio signal through the built-in digital signal processor (DSP), such as frequency division, equalization (EQ), delay adjustment, dynamic range control, etc. All operations are completed in the digital domain with higher accuracy. Traditional amplifiers usually only amplify the power of analog signals, lack the ability to actively calibrate audio signals, and rely on external tuning equipment or passive crossovers to achieve similar functions, which may affect the sound quality due to circuit loss and phase shift. 2. Functional diversity and intelligent controlThe full-range color screen DSP active amplifier supports active frequency division, delay calibration, multi-band EQ tuning, sound field simulation and other functions. The parameters can be adjusted through the color screen touch interface or computer software to meet the needs of different scenarios. Traditional amplifiers cannot perform complex tuning and need to rely on external DSP or mixers. There is no intelligent interactive interface, and parameter adjustment relies on physical knobs or professional equipment, which requires high user requirements. 3. Sound quality performanceDSP active amplifiers optimize the details of the sound source through digital processing, such as eliminating noise, enhancing the dynamic range and accurately matching the speaker, and can achieve high-fidelity output (such as THD+N < 0.1%). Traditional speaker amplifiers may cause uneven frequency response or loss of details due to crossover loss and wire interference.
1. The role and impact of the power amplifier The power amplifier is the core component of the subwoofer system. Its main function is to amplify the input audio signal to a sufficient power level to drive the subwoofer to work. The performance of the power amplifier directly affects the output effect and sound quality of the subwoofer. For example:Insufficient power: If the output power of the power amplifier is lower than the actual demand of the subwoofer, it may cause the subwoofer to fail to perform at its maximum performance, poor sound quality, and even distortion.Excessive power: If the output power of the power amplifier is much higher than the actual demand of the subwoofer, it may cause power waste, increase power consumption and heat, and may damage the speaker unit. 2. Selection of power range Choosing the right power range is crucial to optimizing sound quality:Rated power and peak power: Subwoofers are usually marked with rated power and peak power. Rated power refers to the maximum power that the speaker can withstand for a long time, while peak power refers to the maximum power that can be withstand in a short time. When selecting a power amplifier, ensure that its output power is within the rated power range and leave a certain margin to avoid overload.Matching: The output power of the power amplifier should match the rated power of the subwoofer. 3. Specific impact of power output on sound qualityThe impact of power output on sound quality is mainly reflected in the following aspects:Low-frequency response: Appropriate power output can improve the low-frequency response capability of the subwoofer, making the bass deeper and more shocking. For example, a high-performance amplifier module can make the low-frequency output smoother by correcting the frequency response and phase parameters.Distortion and sound quality: Excessive power output may increase the nonlinear distortion of the speaker unit, thereby affecting the sound quality. For example, high power output may cause the speaker diaphragm to deform, resulting in distortion.Resonance and noise: Excessive power may also cause resonance inside the speaker or noise interference from the external environment, further affecting the sound quality.
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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