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The degradation of battery performance is a natural result of use and aging, but it is also accelerated by lack of maintenance, harsh operating environments, and poor charging practices. The follow...[Details]
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China Energy Storage Network News:
On September 14, the General Office of the National Energy Administration issued the "Notice on Organizing the Application for the First Major Technical E...[Details]
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Currently, lithium batteries are used more and more widely, from mobile phones, MP3, MP4, GPS, toys and other portable devices to gas meters that need to continuously save data, and the market capa...[Details]
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In order to prevent defects, companies need to inspect according to nationally recognized and accepted standards, such as ISO 230 or ASME B5.54. Therefore, companies must have the ability to ed...[Details]
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test instrument
Test items
Analog Signal Generator Vector Signal Generator
● Receiver sensitivity and threshold - how low a signal can be detected; ● Adjacent channel rejection - test...[Details]
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Basic concept of lens
Lenses are made according to the law of light refraction. Lenses are optical elements made of transparent materials (such as glass, crystal, etc.). Lenses are refracting ...[Details]
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A reducer is a transmission device enclosed in a rigid housing that uses gears to reduce speed and increase torque to meet the working needs of mechanical equipment. It plays the role of ma...[Details]
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The quality of the IGBT tube can be tested by the pointer's RXLK gear, or by using the "" gear of the digital multimeter to measure the forward voltage drop of the pn junction for judgment. Before te...[Details]
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Oscilloscope operators sometimes find such a phenomenon: when using a probe to detect a signal, the measured signal jumps up and down, and the waveform is abnormal. If the afterglow display is used, t...[Details]
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Recently, sophisticated battery-powered electronic systems and self-powered devices have been extended to several different applications in the existing autonomous handheld devices. Great advances ...[Details]
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Today I would like to discuss the LCD display problem of S3C2440 with you. I hope you can give me more advice. If I say something wrong, I hope you can help me correct it in time so that I can i...[Details]
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Semiconductor company Lattice Semiconductor is on trial in a business dispute that began more than a decade ago. It is reported that the owners of the former Apex-Micro Manufacturing Corp are seeking...[Details]
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The working principle of the electron gun and deflection system of the oscilloscope has been introduced to you before. Do you have any new understanding? In order to help you understand the working p...[Details]
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UPS power supply
The main working process is filtering, rectification and inversion, and it also includes many auxiliary units, such as: charger and battery, microprocessor, communic...[Details]
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According to the Operator Finance Network, industry insiders revealed that after some 5G mobile phones were launched on the market, manufacturers helplessly discovered that there were only five 5G ch...[Details]
Analogue and Mixed Signal
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