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1. Instrument model: Tektronix Oscilloscope MSO4034B 2. Instrument failure: POST error 3. Inspection and maintenance process: After testing, the instrument reported an error during the power-on s...[Details]
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In March 2011, based on the principle of win-win cooperation, the Institute of Electrical Engineering signed a cooperation contract with Shanghai Chaori Solar Technology Co., Ltd. on the pilot process...[Details]
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As a Chinese open source real-time operating system, RTT has been enriched by some domestic professionals and now supports most MCUs and X86. Of course, the popular STM32 is no exception. The biggest...[Details]
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Both resolution and discrimination threshold are expressed through changes, but some are minimum changes and some are maximum changes. What is the difference between the two? The resolution of ...[Details]
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Multi-stage amplifier circuit
1. Multi-stage amplifier circuit and its coupling method
In many applications, the amplifier is required to have a higher gain and appropriate input and output re...[Details]
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The circuit controls the washing machine by program selection switch, water level switch, washing selection switch, etc. FU is a fuse, CS is a drain solenoid valve, PL is an indicator light, IV is a ...[Details]
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When debugging serial communication using stm32f10x, an error was found. After hardware reset and restart, the test data 0x01 0x02 0x03 0x04 was sent. The data received by the receiver was: 0x02 0x03 ...[Details]
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The test wiring and measurement methods for leakage current and DC withstand voltage must be consistent, and the applied voltage should also be the same.
The test voltage is three times the ra...[Details]
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OTDR detects and analyzes the signals returned by Fresnel reflection and Rayleigh scattering. OLTS test loss is like this: I sent 100 photons at the beginning of the link, and only received 20 photon...[Details]
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Against the backdrop of the coronavirus pandemic, the HARTING Technology Group is taking numerous measures to protect its employees on the one hand, while ensuring that its customers continue to bene...[Details]
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We have reported many times before that DRAM and NAND Flash chip inventories are overstocked and oversupplied. On the one hand, leading manufacturers have begun to reduce production. On the other han...[Details]
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Samsung 2440 16/32-bit RISC microprocessor. Samsung 2440 is a chip designed specifically for handheld devices, with low power consumption and high-speed processing and computing capabilities. In order...[Details]
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Yokogawa Electric Corporation (TSE: 6841) announced that ExxonMobil has selected it to become an Open Process Automation (OPA) system integrator responsible for establishing the company’s OPA testbed...[Details]
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91Mobiles reported that a new Samsung phone called Samsung Galaxy A51s appeared on Geekbench with model number SM-A516V, and some parameters and specifications were also exposed. It is repo...[Details]
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Customized production of aviation-grade high-purity vanadium materials, building a vanadium battery energy storage industry chain... Recently, Chengde Vanadium Titanium New Materials Co., Ltd.'s succe...[Details]