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The deviation range of motor parameters refers to the fact that some parameters may have certain errors or deviate from the design requirements during the design and manufacturing of motors. The de...[Details]
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Fire, explosion, high temperature, thick smoke, toxic gas, lack of oxygen and other extreme environments that ordinary people may not encounter once in their lifetime are the norm for fire rescue p...[Details]
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The input and display circuit uses 4 buttons and function switching to complete the setting of output voltage and display switching. The display part uses a common anode digital tube for dynamic disp...[Details]
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Introduction
Photoelectric
Sensor
It uses photoelectric elements as detection elements, first converts the measured change into the change of signal, and then further converts the o...[Details]
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Portable systems often use LEDs of different colors-white for the display backlight, green for keypad illumination, red for power, etc., and in varying quantities of each. Typically the LEDs are drive...[Details]
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Intel Retail Research: Impact of COVID-19 on Consumer Behavior Intel's technology solutions help create better retail experiences for consumers. Intel's technology solutions help create better ...[Details]
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Static working condition analysis
The static operating point of the amplifier circuit can be calculated by estimation method or by graphical solution.
1. Estimation method
The general step...[Details]
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Like most technologies, oscilloscopes have also evolved with the times. Features that were once only available on expensive "top-of-the-line" oscilloscopes are now available on lower-priced oscillos...[Details]
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In automotive applications, microcontrollers ( MCUs ) provide critical performance. With the reduction of prices and the increase of consolidation, MCUs are gradually becoming commercialized. Howeve...[Details]
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An enterprise that survives and advances in the market environment is like a ship sailing in the sea, constantly looking for the direction to move forward in the ever-changing wind and clouds. In the...[Details]
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Synchronous motors and asynchronous motors are two different types of motors. Frequency conversion control is a technology that controls the speed and operating characteristics of motors. The follo...[Details]
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To apply free port communication, you must first define the communication port as free port mode, and set the corresponding communication baud rate and the above communication format. The user prog...[Details]
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one. platform System: ubuntu12.04 Development board: jz2440 Compiler: gcc two. Interrupt briefly Probably except for parallel CPUs such as FPGA, which do not need interrupts, serial chip inte...[Details]
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What are harmonics?
When the voltage or current waveform in the power grid is not an ideal sine wave, it means that it contains voltage or current components with a frequency higher than 50Hz. ...[Details]
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As the payment field moves towards digitalization, protecting digital identities and transactions becomes increasingly important. In addition to standard contactless payment cards, biometric p...[Details]
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