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.
1. Interface standards and compatibilityAs a professional power connection interface, the Power CON interface is widely used in the field of audio equipment. It usually follows specific industry standards and specifications to ensure compatibility with a variety of devices and power supplies. For professional power amplifier devices such as the QMC800X Pro active line array power amplifier, the Power CON interface can provide a stable and reliable power connection to ensure the stable operation of the device in various application scenarios. 2. Safety performanceLocking mechanism: The Power CON interface is usually equipped with a locking mechanism to ensure that it will not fall off accidentally during the connection process, thereby avoiding equipment shutdown or damage caused by power disconnection. This feature is particularly important in performances, meetings, and other occasions that require long-term continuous work.Protection level: The Power CON interface usually has a high protection level and can resist the influence of harsh environmental factors such as moisture and dust, thus ensuring the durability and stability of the QMC800X Pro active line array power amplifier equipment. 3. Power transmission capacityThe Power CON interface can usually withstand large currents and voltages, which is crucial for high-power amplifiers such as the QMC800X Pro. The output power of 800 watts requires the power connection interface to have sufficient carrying capacity and stability to ensure that the power amplifier equipment can work properly and output high-quality audio signals. As a power connection interface, the Power CON interface works closely with the power management system of the QMC800X Pro to ensure the stable operation and efficient power transmission of the equipment. 4. Ease of use and convenienceQuick connection and disconnection: The design of the Power CON interface makes connecting and disconnecting the power supply very quick and convenient, which is especially important for application scenarios that require frequent movement or adjustment of equipment.Reduce cable clutter: By using the Power CON interface, the clutter and complexity of the cables can be reduced, making the equipment layout more neat and beautiful.
Short circuit protectionShort circuit protection is designed to prevent damage to the device when a short circuit occurs at the output of the QMC800X Pro active line array power amplifier. When the amplifier output is accidentally short-circuited, the current will increase sharply and may exceed the rated current limit of the amplifier. At this time, the short circuit protection mechanism will respond quickly to protect the amplifier and the load from damage by cutting off the output or taking other measures to limit the current.In the QMC800X Pro amplifier, the short circuit protection circuit may use a transistor to sample the output voltage and determine whether a short circuit has occurred based on the state change of the output voltage before and after the short circuit. Once a short circuit is detected, the protection circuit will immediately trigger, disconnect the output and lock the device to prevent further damage. Overheat protectionOverheat protection is to prevent the amplifier from failing or being damaged due to excessive temperature. High temperature may cause the aging of the internal components of the amplifier to accelerate, reducing the service life and stability of the device. Therefore, the QMC800X Pro amplifier is equipped with an overheat protection mechanism.Overheat protection usually monitors the operating temperature of the amplifier through a temperature sensor such as a thermistor. Once the temperature exceeds the preset safety limit, the overheat protection device automatically cuts off the power supply of the amplifier or takes other cooling measures to prevent the device from overheating. In addition, the amplifier may also be equipped with auxiliary heat dissipation devices such as cooling fans to further improve the thermal stability of the device. Overcurrent protectionOvercurrent protection is to prevent the amplifier from being damaged by excessive current. When the input or output current of the amplifier exceeds the rated value, the overcurrent protection mechanism will respond quickly, by cutting off the circuit or taking other measures to limit the current, thereby protecting the amplifier and related components from damage.In the QMC800X Pro amplifier, overcurrent protection may adopt principles such as thermal release, electromagnetic release or electronic protection. For example, using components such as thermistors or thermal fuses to generate heat and cause circuit breaking when the current is too large, or using components such as electromagnetic relays or magnetic circuit breakers to generate a magnetic field to open the contacts and cut off the circuit when the current exceeds the rated value. In addition, electronic components (such as power transistors, field effect tubes, etc.) can also be used to monitor the current and quickly cut off the circuit when it exceeds the set value.
The SUB18-2.1 Class AB Powered Subwoofer Amplifier is equipped with a variety of advanced protection mechanisms to ensure its stable operation. These protection mechanisms are designed to prevent damage to the device under abnormal conditions, thereby extending its service life and ensuring sound quality.The SUB18-2.1 Class AB Powered Subwoofer Amplifier has a short-circuit protection function. When a short circuit occurs in the internal or external circuit of the device, this function can quickly cut off the power supply to prevent excessive current from causing damage to the device. Overheat protection is also one of the important protection mechanisms of the SUB18-2.1 Class AB Powered Subwoofer Amplifier. When running at high load for a long time or the ambient temperature is too high, excessive heat may be generated inside the device. At this time, the overheat protection mechanism will be activated to prevent the device from overheating by reducing the power or cutting off the power supply. The SUB18-2.1 Class AB Active Subwoofer Amplifier also has an overcurrent protection function. When the current in the device exceeds the set value, the overcurrent protection mechanism will respond immediately to prevent excessive current from damaging the device. The SUB18-2.1 Class AB Active Subwoofer Amplifier is also equipped with a limiter. The limiter monitors the output power of the device and automatically adjusts when the set threshold is reached to prevent the device from being damaged by overload.As a professional supplier and manufacturer of SUB18-2.1 Class AB Active Subwoofer Amplifier, Ningbo Zhenhai Huage Electronics Co., Ltd. has always been committed to providing customers with high-quality, high-performance audio products. We have many years of experience in the research and development and production of audio products, focusing on the production of audio mixers, active power amplifiers, microphones and related electronic components, equipment and other products, and are committed to providing high-quality products and services.
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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