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At 0:00 this morning, Honor 20 Pro was officially launched for sale. According to the official report released by Honor Mobile, Honor 20 PRO's first sales exceeded 100 million in 3 seconds, and it wo...[Details]
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This article introduces a method for measuring the output impedance of a function signal generator, amplifier, or other circuit. This method is suitable for low-frequency scenarios and is not suitabl...[Details]
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One of the bottlenecks restricting the development of hydrogen fuel vehicles is hydrogen refueling stations, but this problem is expected to be solved. On December 5, at the 2019 Western Advanced ...[Details]
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The vehicle controller is the control center for the normal driving of electric vehicles, the core component of the vehicle control system, and the main control component for the normal driving, re...[Details]
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On the evening of August 19, Lynk & Co's official Douyin live broadcast room held a new product live broadcast event "Lynk & Co 09 Cloud Ship". At the live broadcast site, the Lynk & Co 09 Super Smar...[Details]
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According to previous news, ZTE will hold a new product launch conference on May 9 to officially launch the ZTE Axon 40 series flagship mobile phones. One of the biggest highlights of this pr...[Details]
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As LED lamps gradually become popular, traditional energy-saving lamps and fluorescent lamps are slowly withdrawing from the market. In the next few years, it is inevitable that LED lamps will bec...[Details]
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Recently, a medical unit consulted about the application of high-frequency and high-voltage signals in targeted therapy testing. It is necessary to realize the superposition of high-frequency sine wa...[Details]
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The technical indicators of semiconductor
laser power supply
are mainly the amplitude, width, rise time and repetitive working frequency of current pulse, as well as stability and reliabi...[Details]
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According to media reports, recently, QuantumScape, a solid-state battery company invested by Bill Gates, is going public through a SPAC (special purpose acquisition company) through a merger with Ke...[Details]
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Figure 1 (a) and (b) are the hysteresis loops of ordinary ferrite inductors and saturable inductors respectively. From the comparison of these two hysteresis loops, it can be clearly seen that the ...[Details]
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With the development of society, industrial control and people's daily life are increasingly pursuing precision control. To meet this demand, microcontrollers have developed rapidly. Microcontroller...[Details]
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Every summer, countless people are grateful for the invention of air conditioning. As the inventor of air conditioning, Willis Carrier originally designed air conditioning to solve the problem of pap...[Details]
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1. Introduction and application of capacitors The capacitor enables the motor to start and run by shifting the phase of the single-phase current. The motor of the single-phase power supply fixed freq...[Details]
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introduction
Nowadays, intelligence has become a new development trend in the field of automation, and has promoted the rapid expansion of intelligent functions to instruments, meters, equ...[Details]