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Recently, I used FFT to calculate the signal spectrum. I need to subtract the signal mean first. I referred to the examples I saw online and implemented the function. The code is: arm_mean_f32(Data...[Details]
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eo reporter Cai Yixuan from New York
It was around 6pm on Saturday, July 13, 2019. Broadway was as busy as usual. The giant LED billboards, the shining big screens and the noisy air in Times S...[Details]
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The medical industry is in the spotlight today. The medical electronics market currently represents a relatively small share of the nearly $200 billion in overall U.S. healthcare spending, at about 5...[Details]
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Element14, the parent company of element14 (formerly Farnell Electronics), has announced the launch of the industry’s latest clamp meter series in its Asia Pacific sales list.
Fluke's new clam...[Details]
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1 The role of microwave low noise amplifier
In general, the receiving sensitivity of a receiving system can be expressed by the following calculation formula:
It can be seen from the above...[Details]
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1. Open the "Electronic School Toolbox" CD and refer to the video in the CD to install IAR. After the installation is complete, the following interface will pop up when you open the software. We will...[Details]
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Today we will explain the "STM32F103 ADC single-channel single-shot acquisition" function. The software project provided and explained today is modified based on the software project "A0.0.0 (STM32...[Details]
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There are many types of oscilloscopes on the market. How do you choose an oscilloscope? Merchants often highlight the two parameters of bandwidth and sampling rate in their promotions. Is this a foolp...[Details]
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When choosing a new energy vehicle, most users will pay attention to the type of power battery. In the early days, the topic of concern was the energy density of the battery. Now the topic of conce...[Details]
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Let's first look at the situation in China. The research and development of major scientific and technological projects for electric vehicles in China began in 2001, and has now entered the stage of ...[Details]
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The insulated gate bipolar transistor (IGBT) is a device composed of a bipolar transistor and a MOSFET. It has both the gate voltage control fast switching characteristics of the MOSFET and the lar...[Details]
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When programming with Elan MCU, please pay attention to the following points: 1. When the program is longer than 1K, page jump will occur. If an interrupt handler is enabled, after entering the inte...[Details]
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On May 23, Changdian Technology stated on an interactive platform that the company has no production bases or subsidiaries in India. Regarding whether to consider raising prices to increase the com...[Details]
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Recently, China Telecom Tianyi IoT released the latest results of its independently developed distributed Internet of Things operating system (CTWing IoT OS), which builds new impetus for the 5G era ...[Details]
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The matching problem of servo motors is a complex and important issue, involving many aspects such as motor selection, control strategy, and load characteristics.
Basic principles of serv...[Details]