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According to Jiwei.com, BYD announced that it has launched a 27-meter-long double-articulated electric bus today. The electric bus can run 300 kilometers on a single charge and can carry 250 passenge...[Details]
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The basics of sound
The production of sound is a physical phenomenon caused by the vibration of objects, which causes fluctuations in the air in space and resonates to produce sound, which is ...[Details]
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In order to prevent the power supply from being damaged when a short circuit or overload occurs in the system, a current limiting circuit is often used to protect the power supply. For this applicati...[Details]
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I have a need for motor speed control, and I plan to use Lianshengde's W806 to do it. I will write it while I'm doing it. If I don't make it, I will delete this post. The board arrived yesterday....[Details]
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At present, electronic fences have clearly become a shining star among security alarm products. In society, we often see the "electronic fences are prohibited from climbing" public security gate elec...[Details]
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According to 91mobiles, Nokia TV "55CAUHDN" will be officially launched as early as December this year. It is currently confirmed that this TV has a 55-inch 4K resolution, uses JBL speakers and run...[Details]
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Jiwei.com reported on April 9 that Xiaomi held an image appreciation meeting yesterday. During the question-and-answer session, the official answered some questions that everyone was concerned about....[Details]
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0 Preface
Solar water heaters are widely used in households in the north, but ordinary household solar water heaters have some disadvantages while saving electricity. Because ordinary solar water ...[Details]
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Providing mobility to products can bring additional benefits and open up new markets outside of existing applications.
Portable
The market for ultrasound equipment is a good example. Unti...[Details]
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Abstract: Stepper motors are easy to control, have good fast response, and can smoothly adjust speeds over a wide range. They are widely used actuators in automatic control systems such as CNC mach...[Details]
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For an oscilloscope, bandwidth, sampling rate and memory depth are its three key indicators. If the sampling rate, which is a key indicator of an oscilloscope, is insufficient, what impact will it ha...[Details]
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"West-to-East Power Transmission" is a national strategic project with the largest engineering volume and the largest investment among the key projects of the Western Development. Recently, Sugon won...[Details]
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The basic principle of the self-excited feedback switching power supply is shown in the figure. When the input voltage is applied, the current flows to the base of the switch tube VTl through Rg,...[Details]
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Financing in June 2021: - More than 40 semiconductor and related companies, with a financing scale of more than 6.4 billion yuan - Hesai Technology (Round D, over US$300 million) and Simou Technology...[Details]
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CNC (Computer Numerical Control) system is an automated control system widely used in the field of industrial manufacturing. It achieves precise control of machine tools through the combination of ...[Details]
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