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The internal resistance of the brushed DC motor was directly measured using the ohmmeter of the multimeter, and it was found that the internal resistance of the motor was much larger than the resista...[Details]
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As a backup power source, batteries play an extremely important role in DC systems, and are widely used in various industries such as electricity, communications, finance, and transportation...[Details]
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1. A filter should be installed in front of the oval gear flowmeter, and the arrows on both housings should point in the same direction as the flow.
2. When the measured liquid contains gas, a ga...[Details]
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1. Introduction
With the rapid development of the communications and radio and television industries, the requirements for accurate measurement of RF power are getting higher and higher, especially...[Details]
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Important parameters of audio transformers
An audio transformer is a transformer specially designed for audio signal transmission. It plays an important role in audio systems for isolation, im...[Details]
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Recently, Espressif Systems said in an institutional survey that the company is developing a low-power Bluetooth MCU product line. In terms of general-purpose MCUs, our current Wi-Fi MCU product line...[Details]
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From May 7 to 13, 2020, the packaging machine manufacturer Schubert will once again be presenting itself as a driving force for innovative technologies and packaging solutions at the world-leading IN...[Details]
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Recently, the booming JD convenience stores have ushered in a new round of technology upgrades. Following the launch of the smart store management system, the Xingzhe dynamic sales platform, and the ...[Details]
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Currently,
the
LED fluorescent lamp
market is very active, and manufacturers are mainly divided into three categories:
1. The factory that originally made
LED chips
has penetrate...[Details]
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In fact, the flyback output voltage of the push-pull transformer switching power supply cannot be ignored. The output voltage of the secondary coil of the push-pull transformer switching power supp...[Details]
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On September 10, at the Huawei 2020 Developer Conference, Huawei Consumer Business CEO Yu Chengdong stated that Hongmeng OS 2.0 fully enables the full-scenario ecosystem, and will officially release ...[Details]
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On July 3, the 2020 Munich Shanghai Electronics Show opened grandly. As the only live video broadcast partner of the Munich Show, Electronics Fans Network interviewed many companies in the fields of ...[Details]
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I think everyone has heard about the gossip about Intel’s spokesperson. Not long ago, Intel removed the content endorsed by talk show actress Yang Li due to a boycott by some male netizens, which a...[Details]
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Interviewee: ROHM Semiconductor 1 ADAS market trends and ROHM's policies In recent years, the installation and mandatory process of ADAS (Advanced Driver-Assistance Systems) in the automot...[Details]
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The three-phase asynchronous motor is a common type of motor, widely used in industrial production and daily life. In practical applications, the starting method of the three-phase asynchronous mot...[Details]