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1. Use a pointer multimeter to identify the field effect tube (1) Use the resistance measurement method to identify the electrodes of the junction field effect tube. According to the phenomenon that ...[Details]
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question:
Is there an easy way to protect Ethernet from lightning damage?
Answer:
With a solid understanding of magnetics and circuit theory, co...[Details]
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Under the trend of intelligence and software definition, cars are becoming data centers on wheels. The functional requirements, standard systems, technical architecture, industrial collaboration mode...[Details]
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Uninterruptible
Power Supply
UPS Development History
The first generation of uninterruptible power supply UPS produced by Merlin Gerin MGE UPS SYSTEMS on a mass production line was the...[Details]
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This is a detailed step-by-step tutorial that teaches you how to make a zero-programming, USB-powered LED matrix. The DIY uses colorful LEDs that automatically change colors without an external signa...[Details]
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On September 10, Jiangsu Shuangliang Energy Conservation Investment Co., Ltd. (referred to as "Shuangliang Energy Conservation Investment"), a wholly-owned subsidiary of Shuangliang Energy Conservati...[Details]
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Overview
The Yunnan Diandong Coal-Electricity Integration Project is a large-scale coal-fired power project developed and constructed during the National "15th Five-Year Plan" in response to t...[Details]
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The key issue of LED street light decay lies in temperature, but LED street lights usually fail in this link. Since the luminous power of LED street lights is greater than that of household lamps,...[Details]
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According to statistics from the China Electronic Special Equipment Industry Association, in 2009, the sales revenue of my country's electronic special equipment industry accounted for only 2% of the ...[Details]
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According to the data in the "China Photovoltaic Industry Development Roadmap" (2016 edition) released by the China Electronics Information Department and the China Photovoltaic Industry Associatio...[Details]
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According to TrendForce's Toppu Industry Research Institute, shipments of gaming laptops will grow to 14.79 million units in 2021. The growth momentum will mainly come from six major gaming brands, i...[Details]
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introduction
RF immunity, or RF susceptibility, has become as important a design factor as PSRR, THD+N, and SNR in the audio domain of cell phones, MP3 players, and laptop computers. Bluetooth ...[Details]
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Abstract: By utilizing the high reliability, convenient programming and maintenance, and small size of the programmable controller (PLC) control system, this system is applied to the circulating rever...[Details]
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We often see various trigger modes in the trigger options of oscilloscopes. After setting the trigger mode, the waveform still cannot be displayed stably. Is it because the oscilloscope cannot meet t...[Details]
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A digital water temperature control valve based on PIC16C71 single chip microcomputer is designed. The control valve uses NTC thermistor as temperature sensor, and a simple voltage divider circuit is...[Details]