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NE555 constitutes a pulse generator. Adjusting the potentiometer VR2 can generate a pulse with a frequency of about 20 kHz. The potentiometer VR1 adjusts the pulse width. TR1 is the driving stage. Th...[Details]
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Overview of arm and its basic programming model
Versions and naming methods of
arm architecture Features of the 6 versions of
arm architecture Variants of the arm
system
1 thum...[Details]
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In recent years, the incidence of heart disease has continued to rise. In order to enable patients to receive diagnosis and treatment anytime and anywhere, researchers have developed a variety of p...[Details]
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Like many of the integrated amplifiers of Golden Voice, the E-408 amplifier is also equipped with a plug-in box for adding input plug-ins (see Figure 8). Enthusiasts can choose different input plug-i...[Details]
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The working frequency of high-frequency inverter power supply is 20kHz~50 kHz. As the main transformer of the power supply, the traditional core material ferrite has low high-frequency loss, but it...[Details]
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In order to prevent the problem of using excessive brightness to improve the energy efficiency index, the Chinese standard not only introduces brightness parameters, but also clearly puts forward a...[Details]
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1. Linear topology Figure 1 Linear topology Linear topology is also called bus topology, as shown in Figure 1. All nodes are connected to the same bus. When any node on the bus sends information, ...[Details]
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Recently, Vitesco Technology has developed a 48 V high-power electric drive system suitable for hybrid vehicles. This high-power technology enables electric vehicles to comply with the Worldwide Ligh...[Details]
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To repair electronic energy-saving lamps, false faults must be eliminated first. After turning off the lights, energy-saving lamps flash intermittently, which is not a quality problem of the lamp. ...[Details]
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My company is Hangzhou Shuyuan Electric Power Technology. We are a company that provides electric power cloud platforms. Today, I will share some thoughts on ubiquitous Internet of Things business ...[Details]
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According to foreign media reports, Tesla has added a suspension real-time dynamic information display window to the instrument interface of Model S and Model X. This window can provide real-time gra...[Details]
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The problem of frequency converter speed regulation generally includes stepped speed regulation and stepless speed regulation.
Stepped speed regulation means that the frequency of the inverter...[Details]
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Compared with passenger cars, commercial vehicles such as buses and trucks are more likely to cause traffic accidents due to their large size, many blind spots, large passenger or cargo capacity, and...[Details]
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Abstract:
According to the principle of correlation speed measurement, a non-contact intelligent real-time speed measurement system based on DSP is designed by using the signal processing met...[Details]
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A new king has been crowned
Who would have thought that just a few years after BYD became the big brother in the pure electric market, the times would change.
When the tim...[Details]