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1. Fault phenomenon: The indicator light of the transceiver is off. Solution: Use the DC voltage range of the multimeter to measure the output end of the AC/DC power transformer to see if the voltage...[Details]
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What is the reason for the monitor to go black?
When your monitor displays a black screen, there could be several reasons for this. Here are some possible reasons:
1. Power problem: The p...[Details]
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In recent days, Tesla CEO Musk has made another big announcement: If Apple and Google remove the Twitter he just acquired, Tesla will consider launching its own smartphone. We are not interested...[Details]
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How to track and quickly and effectively compensate reactive power plays an important role in the stable operation of the power system, improving power quality, reducing line losses, and achieving ...[Details]
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1 Sine wave distortion
Suppose the generated sine wave is A, its power is P, and the harmonic components it contains are A1, A2, ...An, and their corresponding powers are P1, P2, ...Pn, then t...[Details]
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"Should I buy a new energy vehicle ? Which one is suitable? How much is the car subsidy? Can I get a license plate through lottery? Is there any trouble using the car?" These are the questions that...[Details]
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In recent years, many researchers have abandoned the technical route of traditional cryptography and tried to use various signal processing methods to hide and encrypt audio and video data, an...[Details]
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A slitting machine is a mechanical device that cuts wide paper or film into multiple narrow strips of material. It is commonly used in papermaking machinery and printing and packaging machinery. Th...[Details]
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The in-depth evolution of intelligent and electrified changes has brought breakthrough windows to related core incremental technology components, and wire-controlled chassis is one of them. The con...[Details]
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As an engineer who worked at General Motors for almost seven years, I divide GM's past electrification strategy into several stages. Ancient stage: Start of EV1 development The engineer who work...[Details]
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Data from market research firm CINNO Research showed that the average capacity utilization rate of LCD panel factories in mainland China was 88.3% in September, falling below 90% for the first time i...[Details]
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The author recently designed a standing wave indicator that uses 5 LED lights for display. This indicator uses radio frequency stealing, does not require power, is compact, light, and easy to carry...[Details]
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Using user space memory from the perspective of Linux users // In user space, it is managed in the form of segments In kernel space, these segments are managed by VMA // VMA in https://blog.csdn.ne...[Details]
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AI GPUs are out of stock. TSMC has worked hard to reallocate production lines to squeeze out more production capacity. By the end of the year, order requirements have been allocated. After NVIDIA con...[Details]
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In automotive power systems, damage to DC-DC converters can be caused by a variety of factors. However, one of the main reasons is that the residual voltage of the surge TVS (overvoltage protector)...[Details]
MEMS sensors
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