1. Discussion on the name of passive radar
Passive radar refers to a radar that has no radiation source. It detects targets by using the echoes formed by existing radio waves in space and irradiating ...
[img]C:\Users\ASUS\Pictures[/img]Hello everyone! Can the attached picture be used? Some people say that it is not possible to do this, and the relay must be connected between the collector and the gro...
Two combinations of MCU1+nRF905, directly connect the pins of the nRF905 module and the 51 microcontroller, one of which is the sender and the other is the receiver. : The pin configuration is as foll...
When we travel in cities, we all find that electric vehicles have many advantages. As a means of transportation, they can also fulfill their mission well. Now, more and more residential communities...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
Based on a survey of more than ten intelligent robot companies, this article sorts out and analyzes the current development status of the intelligent industry and the challenges and differences it ...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
As AI accelerates across industries, the demand for data center infrastructure is also growing rapidly.
Keysight Technologies, in collaboration with Heavy Reading, released the "Beyo...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
Preface
Low-voltage motors are widely used in nonferrous metallurgical plants. Their abnormal operation not only impacts normal production but can also threaten human life. Therefore, providin...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
There are many motors that can use thyristor speed control, and they can be used in almost all industries. Various types of motors, such as fans, pumps, AC motors, DC motors, torque motors, single-...[Details]
The range of an electric vehicle is crucial to the driving experience, and range anxiety is a common headache when driving an electric vehicle. Although the latest electric vehicles can achieve a r...[Details]
Renesas Electronics' new ultra-low-power RA4C1 MCU features advanced security and a dedicated peripheral set, making it ideal for metering and other applications.
The new product mee...[Details]
Summer is the peak season for buying and using air conditioners. Do you pay attention to the energy efficiency of your air conditioner? Did you buy a DC inverter air conditioner? Do you know the re...[Details]