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With the development of computer, network and communication technology, as well as the continuous improvement of multimedia video technology, the third generation of remote network video monitoring...[Details]
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The link that requires careful design in the HDD is the interconnect between the preamplifier and the read/write head assembly. This interconnect is a key component that enables the HDD to read and...[Details]
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At present, domestic LED display screens mainly use 8-bit processing system, that is, 256 (28) grayscale levels. Simply put, there are 256 brightness changes from black to white. Using the three pr...[Details]
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State Grid Corporation of China recently revealed that from January to June, the total transaction volume of various trading centers in the company's operating area was 2194.8 billion kWh, a year-o...[Details]
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After an employee was diagnosed with COVID-19 on May 22, today (26), according to Taiwan media Economic Daily News, another employee of wafer foundry TSMC was diagnosed with the virus. There were abo...[Details]
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It has been nearly 20 years since JJG225-2001 "Calibration Regulations for Heat Meters" was released. During this period, the production and calibration of ultrasonic heat meters in my country have u...[Details]
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Taiwan's Diamond Technology Center (DTC) replaced the two insulating layers of epoxy resin on printed circuit boards with diamond-like carbon (DLC) coatings, which can significantly extend the life of...[Details]
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The memory leaks encountered in daily projects are nothing more than the following: (1) Heap memory leak. Heap memory refers to a piece of memory that is allocated from the heap through malloc, rea...[Details]
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S7-200Smart PLC Instruction Entry Application
Normally open and normally closed coil instruction principle explanation
The relationship between bit logic instruction symbols and relay cir...[Details]
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There are "Run" and "Link Run" on the front panel. Some programs need to run continuously. How can we achieve the effect of link run in point run? You can add a while loop, drag the original program i...[Details]
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1 Introduction
In order to make the input current harmonics of the switching power supply meet the requirements, power factor correction (PFC) must be added. Currently, the most widely used is ...[Details]
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According to official sources, Xiaomi's upcoming flagship is the Xiaomi Mi 9 Pro 5G, which will feature triple flash charging, including the first launch of the most powerful 30W wireless fast c...[Details]
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Main features of AVR High reliability, powerful functionality, high speed, low power consumption and low price have always been important indicators for measuring the performance of microcontrollers,...[Details]
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0 Introduction
The peak value of AC voltage refers to the maximum value (positive peak value) or minimum value (negative peak value) of AC voltage, which is a very important parameter in the in...[Details]
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Third quarter net revenue of $3.25 billion; gross margin of 37.8%; operating margin of 11.7%; net profit of $351 million
Net revenue for the first nine months was $9.95 billion; gro...[Details]