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1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
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1. The unit of magnetic beads is ohm, not hunter. Pay special attention to this. Because the unit of magnetic beads is nominal according to the impedance it produces at a certain frequency, and the u...[Details]
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In recent years, with the rapid development of urban public transportation, the way of bus stop announcements in China has been greatly improved, from the traditional method of conductors announ...[Details]
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In the technical parameters of the inverter, there is a maximum allowable access power. Most manufacturers mark it as 1.1 to 1.2 times the rated power, but some manufacturers mark it as 1.4 times t...[Details]
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On November 26, the Zhuhe Substation, Hebei's first multifunctional urban smart energy complex, was completed and put into operation in the Zhengding area of the Hebei Pilot Free Trade Zone. This...[Details]
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As an information acquisition tool, intelligent measuring instruments are a complex organism that integrates multiple categories and multiple disciplines. With the rapid development of testing technol...[Details]
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With the development of social science and technology and economy, GPS navigation products have gradually become a must-have electronic product for private car owners. However, as a high-tech produ...[Details]
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Infrared thermal imaging cameras are suitable for non-contact temperature measurement projects in all companies around the world. Spot thermometers are another widely used non-contact temperature mea...[Details]
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Contents The utility model belongs to the field of flow meters, and in particular relates to a gas turbine flow meter. Background of the Invention The gas turbine flowmeter is a velocity meter that...[Details]
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Purpose of mmap Shared file mapping One application scenario is that two processes read and write a text file together. For example, you edit and save it with vim, and then view it with the cat com...[Details]
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Ternary battery refers to ternary lithium-ion battery , which refers to a lithium-ion battery whose positive electrode material uses lithium nickel cobalt manganese (Li (NiCoMn) O2) ternary positive...[Details]
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Abstract: A CF card FAT file system based on a DSP video processing system is designed and implemented. The system can use CF cards as storage media to store video data in real time on the DM642 ...[Details]
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When designing embedded ZigBee (or other IEEE802.15.4 based protocols) RF solutions, there are some tradeoffs in terms of integration level in the final product. The challenge is to balance the requir...[Details]
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In the design of PCB boards, the anti-ESD design of PCB can be achieved through layering, proper layout and installation. In the design process, most design modifications can be limited to adding o...[Details]
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EcoSiC™ products produced by ROHM, a world-renowned semiconductor manufacturer, SiC MOSFET and SiC Schottky barrier diode (hereinafter referred to as "SBD"), are adopted by the "HFA/HCA series" 3.5...[Details]
Analog electronics
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