M80-4T1160100-12-302-12-301

 01 Introduction Polarization extinction ratio (PER) is an important performance indicator of polarization-maintaining optical fiber and its devices, which reflects the ability to maintain polarizati...[Details]

1. Working Principle Let's first familiarize ourselves with the working principle of a switching power supply that can output 5V voltage, as shown in Figure 1.     Figure 1 Working principle diagram...[Details]

Introduction: The Internet of Things is the next stage in the development of the Internet. At first, we only connected computers and smartphones to the Internet. Now, we connect a series of devices a...[Details]

1 Introduction With the increase of automobile driving speed and the increase of road traffic density, the requirements for automobile driving safety performance are getting higher and hi...[Details]

Create and add a .h file, and name the file the same as the reference. That is, if you reference led.h, the saved .h file should also be named led.h For example: In the main function, reference ...[Details]

ADATA, a memory module manufacturer, announced its September consolidated revenue on the 7th, pointing out that due to the typhoon holiday and the Mid-Autumn Festival holiday, the number of working d...[Details]

       According to IT Home netizens @Kane-W and @李云龙师长, Samsung has launched the Beta3 preview version of One UI 4.0 for domestic Galaxy S21 series users. 　　The version number of Beta3 is ZUKA, an...[Details]

OFweek Cup · OFweek 2023 China Robot Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]

Precautions for using general-purpose oscilloscopes 　　1. Avoid placing the instrument in places that are too hot or too cold. 　　2. Avoid exposing the instrument to sunlight for a long time, and do ...[Details]

According to foreign media reports, California recently released its 2019-2020 Integrated Resource Plan (IRP). According to the plan, by 2030, solar + energy storage projects will dominate the stat...[Details]

You know that freeze-ray gun that Batman villain Mr. Freeze uses to "freeze" his enemies? A University of Virginia professor thinks he may have figured out how to build one in real life. The discov...[Details]

Regarding choosing power management software for laptops, we know that laptops of different brands are designed differently, so when choosing power management software, you must not choose blindly....[Details]

With Qualcomm releasing its next-generation 8cx 2 5G mobile computing platform, Acer Spin 7 will become the world's first laptop equipped with this platform, providing ultra-long battery life and 5G ...[Details]

On September 10, according to foreign media reports, Panasonic will cooperate with Tropos Motors, a US pure electric vehicle startup, in the commercial vehicle field. Panasonic is considering providi...[Details]

CAN bus (Controller Area Network) is a communication protocol used in the automotive and industrial fields. It has high reliability, real-time and flexibility. In the CAN bus system, the repeater i...[Details]