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With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
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Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
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In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
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Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]
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DigRF
is
poised to replace the two main forms of data communication paths between RF and baseband semiconductor devices:
analog
signaling, and proprietary digital signaling (paralle...[Details]
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1. Design topic:
Design a simple electronic keyboard that can produce seven notes: 1, 2, 3, 4, 5, 6, and 7.
Components used: AT89C51, LM324, speakers, buttons, etc.
2. Design Pur...[Details]
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As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
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Thyristor is the abbreviation of thyristor, commonly known as silicon controlled rectifier. It is a high-power switching semiconductor device, represented by the letter symbols "V" or "VT" in the c...[Details]
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The construction of voltage and current feedback amplifier application circuits is generally the same, except for a few key points.
Current feedback amplifiers have higher sl...[Details]
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With the development of modern science and technology, the demand for information is constantly increasing. Satellite navigation and positioning systems have received much attention, and their applica...[Details]
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1 Introduction
The Global Navigation and Positioning System (GPS) has been widely used in vehicle positioning because it can provide all-weather, continuous, and real-time high-precision posit...[Details]
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Most of the temperature sensors on cars are negative temperature coefficient thermistors, such as the engine's intake temperature sensor, coolant temperature sensor, oil temperature sensor, automat...[Details]
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The use of batteries
is rapidly expanding
in consumer and industrial applications
. Their testing requirements generally depend on their chemistry, specifications, usage, and whether they ar...[Details]
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High brightness LEDs (HBLEDs) are rapidly gaining popularity in the automotive, consumer electronics, and industrial markets. Brilliant colors, long life, and high energy efficiency are some of the...[Details]
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XY·CN bus
It is a low-cost, point-to-multipoint field bus communication system. One of the advantages of this system is its unparalleled power saving advantage. To give full play to this advantag...[Details]