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Introduction
Blood pressure is an extremely important health indicator, and the accuracy of blood pressure measurement is directly related to people's health. The country has listed sphygm...[Details]
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Information from the Ministry of Industry and Information Technology shows that Huawei Terminal Co., Ltd. obtained a new phone access license on December 6. The device model is NOH-AN50, which belong...[Details]
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In order to further strengthen the management of the lithium-ion battery industry and promote the transformation, upgrading and technological progress of the industry, the Ministry of Industry and ...[Details]
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Design of the minimum system of single-chip microcomputer
AVR basic hardware circuit design and analysis (ATmega16 function board) AVR DB-CORE Ver2.3 Atmega16 development board
Our website mall o...[Details]
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Ceramic capacitors can be divided into low voltage and low power and high voltage and high power. Among low voltage and low power, they can be divided into Type I (CC) and Type II (CT).
Type ...[Details]
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#include reg51.h //Header file containing microcontroller registers unsigned char code Tab ={0xFE,0xFD,0xFB,0xF7,0xEF,0xDF,0xBF,0x7F}; //Flowing light control code, the array is defined as a global v...[Details]
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A variable has a variable name, and after assigning a value to it, it has a variable value. The variable name and the variable value are two different concepts. The variable name corresponds to the ad...[Details]
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OHM's RGS series is an AEC-Q101-compliant IGBT product with a wide withstand voltage range of 1200 V and 650 V. This series has lower conduction losses, which helps improve the efficiency of applicat...[Details]
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In order to prevent dangers such as electric shock, electrical equipment is insulated between the parts that are touched by people and the power supply. However, the insulation resistance is not infi...[Details]
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Amplifier
Speaker
The principle block diagram of the protection circuit is shown in Figure 1, which contains three protection methods.
(1) DC protection: When the power amplifie...[Details]
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1. Influence of excitation voltage amplitude and frequency
The fluctuation of excitation power supply voltage amplitude will change the magnetic flux of coil excitation magnetic field, direct...[Details]
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2. Class D amplifier heat dissipation considerations
Abstract: Class D amplifiers have higher efficiency and better thermal performance than Class AB amplifiers. However, when using Class D ampli...[Details]
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In view of the complexity of current applications, SOC chips can better meet the needs of applications and media, integrate many interfaces, use ARM as an application processor for diversified applica...[Details]
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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]
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PT100 temperature sensor is a commonly used temperature measurement device with the characteristics of high precision, high stability and high reliability. This article will introduce the working p...[Details]