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In terms of application, multimeter measurement belongs to low-frequency and precision measurement. The frequency range of the measured signal is generally much lower than that of an oscilloscope, mai...[Details]
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In March 2022, Shenzhen Shichuangyi Electronics Co., Ltd. announced the launch of a new generation of eMMC embedded storage chip products, which have been officially mass-produced. This product is ba...[Details]
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Switching power supply boost circuit design The following expert DIY boost power supply can reach 15V/5A. Everyone who tries it, they all work well, but the heat generated is very high. The f...[Details]
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On February 5, Apple officially announced that the redesigned Apple Yas Mall retail store, located in a prime corner location, is now open to customers. The new Apple Yas Mall store opened ...[Details]
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Flame-retardant cable is a commonly used cable product. After a fire occurs, it can limit the burning to a local area, prevent it from spreading, and protect other equipment to avoid greater losses. T...[Details]
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According to foreign media reports, Tesla's battery research team and its partners published a new research report, claiming that they have discovered a new lithium battery technology that is higher ...[Details]
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A power supply that can provide a stable AC voltage and frequency is an AC stabilized power supply. The AC stabilized power supplies on the market are roughly divided into the following categories: ...[Details]
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Usually when we talk about observing electrical signals, everyone will think of oscilloscopes. However, oscilloscopes observe in the time domain, but not all circuit characteristics can be fully pres...[Details]
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It is reported that Samsung will release the Galaxy Tab S8 series and Galaxy S22 series at the same time on February 8, and before the release, information about these two devices has emerged in an e...[Details]
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Recently, Chuzhou Huarui Microelectronics Technology Co., Ltd. (hereinafter referred to as "Haraui Microelectronics") completed its Series A financing, with investors including Yida Capital. Accord...[Details]
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/* Experimental purpose: Learn the 8*8 dot matrix dynamic scanning method. */
/* Experimental phenomenon: The 8*8 dot matrix light column first displays dynamically from 0 to 9 at a certain i...[Details]
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The microcoulomb chlorine content meter is based on the microcoulomb principle. Various forms of sulfur (chlorine) in the sample are converted into sulfur dioxide (all converted into HCl) in nitrogen...[Details]
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At present, the wave of autonomous driving is sweeping the world, and major car companies are actively developing autonomous driving functions for their cars, but the directions they adopt are differ...[Details]
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General filament power supply circuit
Figure 1. General filament power supply circuit
The power supply for the filament of the final stage high-power transmitting tube of a 10kW TV transmitter...[Details]
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Nvidia CEO Jensen Huang said on Wednesday during a visit to Denmark that the company's latest Blackwell chip had a design flaw. "The Blackwell chip can be used normally, but the yield rate is very ...[Details]