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The main factors affecting
resistance
or resistivity testing are:
a. Ambient temperature and humidity
The resistance value of general materials decreases with the increase of a...[Details]
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1 Introduction
Direct torque control technology is an important AC speed regulation theory proposed in the mid-1980s. Since its proposal, it has received widespread attention . It has the c...[Details]
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Network analyzer is a comprehensive microwave measurement instrument that can perform scanning measurements in a wide frequency band to determine network parameters. It can perform S parameter measur...[Details]
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Recently, Vitesco Technology has developed a 48 V high-power electric drive system suitable for hybrid vehicles. This high-power technology enables electric vehicles to comply with the Worldwide Ligh...[Details]
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It is expected that by 2023, the annual shipment of Bluetooth smart building devices will exceed 374 million, and developers and engineers will have many opportunities to continue to participate i...[Details]
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Laser diameter gauge is an optical instrument that uses laser to measure the diameter of workpieces or materials. When choosing to buy a laser diameter gauge, many people are troubled by which model...[Details]
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Nidec Instruments Co., Ltd. (former Nidec Sankyo), a group company of Nidec Co., Ltd., has developed a small, low-vibration, low-noise water heater pump. water heater pump In recent years,...[Details]
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#include reg51.h /****************************ds1302 and at89s52 pin connection********************/ sbit T_RST=P3^5; sbit T_CLK=P3^6; sbit T_IO=P3^7; ...[Details]
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Purpose: Norflash the first 4K contents to SDRAM and light up the LED successfully;
process:
1. Program (main.c startup.s Makefile)
1.1.main.c
#define GPBCON (*(volatile unsigne...[Details]
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Earlier this week, there were reports that Microsoft was working on a Surface laptop based on the Qualcomm Snapdragon 8cx platform; and the latest news indicates that the 2019 Surface is expected to ...[Details]
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Cosel launches free-air convection-cooled open frame power supply with 200% peak power for industrial applications • EN62477-1 OVC III safety power supply certification • Small and compact PCB layo...[Details]
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Current transformer is one of the more important high-voltage equipment in the power system. It is widely used in relay protection, current measurement and power system analysis. The traditional c...[Details]
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Microchip Expands Its Line of COTS Radiation-Tolerant Devices for Space Systems with 64-Mbit Serial SuperFlash® Memory
The SST26LF064RT memory product is Microchip's second space-gra...[Details]
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The sales volume of new energy vehicles in China is steadily increasing. When many friends choose new energy vehicles, they always see that different brands use different types of batteries, includ...[Details]
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ABB robot system is an automation equipment widely used in industrial production. In practical applications, users may need to configure and set up the robot system to meet specific production need...[Details]
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