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● Waterproof, dustproof, explosion-proof, shockproof, intrinsically safe circuit design, anti-static, anti-electromagnetic interference, Passed national standard test and CMC measuring instrument pro...[Details]
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The laboratory animal individual ventilated cage (IVC) (closed loop) monitoring system uses a microcontroller to collect parameters such as the ventilation volume of the cage fan and the ammonia conte...[Details]
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On October 15, Hongxin Electronics released investor-related information. The company stated that in the field of power batteries, the company has been working closely with well-known power battery m...[Details]
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The TPS2000B Series Isolated Channel Oscilloscopes offer an extensive set of features within an oscilloscope while providing familiar, easy-to-use controls and menus. The TPS2000B series uses Isolate...[Details]
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introduce
Compared with traditional light sources, LED solid light sources have the advantages of high efficiency, pure light color, low energy consumption, long life, reliability, du...[Details]
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When I first started working, I used stc 51 microcontroller. Unlike stm32, 51 microcontroller can be simulated online on keil through st-link. Sometimes when a bug occurs, it is very difficult to f...[Details]
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IT Home reported on June 14 that the latest research report from Strategy Analytics showed that the global smartphone processor market size in the first quarter of 2021 increased by 21% year-on-year ...[Details]
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According to foreign media reports, the South Korean Fair Trade Commission (FTC) has confirmed that Samsung Electronics and LG Electronics have agreed to withdraw lawsuits against each other regardin...[Details]
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Multiple media outlets reported that a report released by Strategy Analytics showed that in February 2020, Xiaomi's global shipments exceeded Huawei, ranking third after Samsung and Apple. ...[Details]
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Signal fidelity is the most important criterion for evaluating the performance of digital oscilloscopes, and using the appropriate input pulse response method is a very important part of the oscillosc...[Details]
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Digital multimeters, or DMMs, come in a variety of shapes and sizes, perhaps more than any other instrument category. DMMs are primarily used in field environments where portability and battery power...[Details]
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Introduction: I found that most of the STM32 sample programs are based on the IAR development environment when I was studying STM32, but I think it is more convenient to use the Keil MDK development e...[Details]
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Since the beginning of 2022, the market has experienced a series of unexpected negative events, and the stock market has performed poorly. The Wind All A Index once fell by nearly 30%. Among the thr...[Details]
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When the European Space Agency (ESA) prepares a space probe for a multi-year journey into space, one thing is top priority: extreme precision. LT Ultra, a manufacturer of high optical precision metals...[Details]
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LM317 current amplifier circuit
The circuit shown in Figure 1 uses a PNP high-power tube to expand the current. A 3AD53 high-power tube can expand the current to 6A. If one is not enough, tw...[Details]