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This DC resistance tester provides two types of power supply for testing: AC220V/DC12V. In the case of strong electromagnetic field interference, it is recommended to use DC power supply for testing. ...[Details]
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Compared with 51, the clock module of STM32 has become more complicated. This is mainly due to the powerful functions of STM. Different modules require different clock frequencies. And higher fre...[Details]
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At present, multi-output power supplies generally adopt a closed-loop PWM control method for one output, while other auxiliary outputs adopt indirect voltage regulation. Since...[Details]
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Apple has just held its 2020 fall new product launch online. The absence of the new iPhone is a bit regrettable, but the launch conference was full of useful information, including the release...[Details]
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As the global population ages and the young and middle-aged workforce decreases, countries are facing a serious labor shortage. At the same time, people are increasingly unwilling to engage in repe...[Details]
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1. Working Principle of DC Motor 1. DC motor forward and reverse rotation ——Achieved by high and low level inversion 2. Motor speed regulation is achieved through PWM wave ——PWM is output through t...[Details]
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1. Scheme design and demonstration 1.1 Overall solution design DC electronic load based on manual adjustment of microcontroller control. This scheme uses two self-locking switches to control the...[Details]
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According to foreign media reports, Google recently released a pipeline called Objectron, which can detect objects in 2D images and estimate their posture and size through AI models. The company said...[Details]
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LUYOR-2120B UV lamp is a portable high-intensity UV lamp powered by batteries. The main peak wavelength of LUYOR-2120B UV lamp is 365nm, and the UV intensity is as high as 10000uw/cm2. LUYOR-2120B UV ...[Details]
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This time, Nidec Power Systems Co., Ltd. (formerly Nidec Tosok Co., Ltd.) successfully developed a new electric oil pump for automotive CVT continuously variable transmissions.
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This high-fidelity stereo display is different from the pilot tone detector commonly used on FM radio receivers . The stereo broadcast is sent from the FM station and contains the pilot's voice, not...[Details]
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In response to customer demand for top-tier audio quality, audio system designers are investigating high-resolution or high-definition (HD) audio, as more and more mid-range system buyers demand th...[Details]
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On January 8, Jiangsu Trina Energy Storage Co., Ltd. and Xuji Electric Co., Ltd. signed a framework cooperation agreement in the field of energy storage. Sun Wei, President of Trina Energy Storage,...[Details]
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Introduction Class D amplifiers are more attractive to designers of portable audio applications due to their higher power efficiency than Class AB amplifiers. However, some designers do not use Clas...[Details]
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This Marx generator has a total of six stages, each of which is composed of a 0.002uF 20kV capacitor and two 1m ohm resistors. On the left is a neon transformer (9kV 30mA). The high-voltage AC genera...[Details]
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