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Stereo preamplifier 2.1, tone control + subwoofer, useful preamplifier circuit for active boxes, combined with a power amplifier. It has a bass filter for the subwoofer channel and a stereo channel...[Details]
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The China Electrical Product Certification Committee (CCEE) is an organization authorized by the State Administration of Technical Supervision to represent China in the International Electrotechn...[Details]
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The function of the frequency divider:
In a speaker system, people call the cabinet, frequency division circuit and speaker unit the three major parts of the speaker system, and the frequency di...[Details]
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Competition in the smartphone market is becoming increasingly fierce this year, and many mobile phone manufacturers have opened up new battlefields and set their sights on TVs as the center of Intern...[Details]
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Technical Principle of Ultrasonic Level Meter The ultrasonic level meter is installed on the top of the container. Under the control of the electronic unit, the probe emits a beam of ultrasonic pulse...[Details]
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Recently, the 2020 Porsche Racing E-sports Challenge China ushered in the finals at the Shanghai International Circuit. As the official partner of the Porsche Racing E-sports Challenge China, Bose pr...[Details]
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Jiangsu builds world's largest "virtual power plant"
On June 15, 2016, Jiangsu's large-scale source-grid-load friendly interactive system was initially completed. The first phase of the pr...[Details]
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Recently, Anda Technology held an online new product launch conference with the theme of "Feel Everything!" and officially released its low-power, low-cost 60GHz CMOS radar SoC (System on Chip) chip ...[Details]
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Installing water intake metering facilities is an important means to reasonably measure water intake, and is the basis for promoting planned water use, water conservation, enhancing water conservatio...[Details]
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Why does the experience of the same application on different platforms vary so much? And this difference is not only reflected in the user interface and interaction. In fact, in order to attract deve...[Details]
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Overview: The frequencies involved in electromagnetic compatibility measurement include all radio wave propagation characteristics such as surface waves, reflected waves, and linear propagation. Rad...[Details]
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1 Introduction As the automobile consumer market continues to heat up, the safety performance of automobiles has attracted more attention from consumers. When driving at high speed, tire failure is t...[Details]
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Some of you may not understand PWM polarity control (yes, I am talking about myself...), so let's explore the principle and procedure of polarity control in this blog post. If there are any errors in...[Details]
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Some time ago, a friend asked me about this composite current collector technology. After searching for a while, I found two places where this application is available. I think it is necessary to sor...[Details]
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Can CNC machine tools use R-type control transformers? Can it accurately control the voltage? The answer is yes. The common frequency of CNC machine tools is 50-60Hz, and our R-type control transfo...[Details]
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