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     introduction 　  There are three advantages to using ∑-△A/D: first, the front end of the ∑-△A/D converter does not need to be equipped with a steep anti-aliasing analog filter or a sampling and...[Details]

1. Overview In recent years, with the implementation and deepening of urban and rural power grid transformation, it is increasingly recognized that installing low-voltage dynamic reactive ...[Details]

#include "regs.h" void enable_mmu(unsigned long ttb); void init_ttb(unsigned long *ttb_base); void mmap(unsigned long *ttb_base, unsigned long va, unsigned long pa); void memset(char *buf, char ch, i...[Details]

IT8900 series high-performance high-power DC electronic load provides three voltage ranges of 150V/600V/1200V, supports master-slave parallel connection, and can expand the power to 600KW. 50KHz high...[Details]

0 Preface With the continuous development of electronic technology and automated measurement technology, traditional weighing systems can no longer meet people's needs in terms of function, accuracy,...[Details]

Fluke AirMagnet Survey PRO (AM/A4019-CH-G, AM/B4010, AM/A4018) AirMagnet wireless network tester is the industry’s most accurately planned and engineered 802.11n/a/b/g/ac wireless LAN Wireless site s...[Details]

V-cone flowmeter instrument maintenance matters needing attention 1. When using the ohm range of a multimeter, remember not to measure while power is on. 2. When using a logic pen or oscilloscope...[Details]

PIC C delay function and loop body optimization  Many friends say that the delay time cannot be accurately controlled in C and it is not as intuitive as assembly. In fact, this is not the case. A d...[Details]

This paper designs a dual-linear polarization square microstrip patch antenna with a stacked structure. This method uses a probe to feed the lower patch and excites the upper parasitic patch throug...[Details]

This Beagle tracker provides accurate, GPS-free location tracking and simplifies deployment for those without much Internet of Things (IoT) experience   Semtech Corporation, a leading supplier of hig...[Details]

While recycling rates for other materials, such as lithium and cobalt, are set to increase significantly in the coming years, the potential availability of “second life” batteries shoul...[Details]

At present, some smart home appliances are becoming popular in the market. Consumers are full of longing for smart home appliances and expect them to bring a good life experience and a new lifestyle....[Details]

#1 Introduction to various guide systems ##1.1 bios 1 BIOS is the abbreviation of "Basic Input Output System". In fact, it is a set of programs fixed on a ROM chip on the motherboard of the computer....[Details]

The MAX9643 is a 60V precision high-speed unidirectional current-sense amplifier ideal for a wide variety of power-control applications. Its high signal bandwidth allows its use within the power-cont...[Details]

The automatic power-off function of CNC machine tools is an important safety protection measure that can effectively prevent equipment damage and personal injury caused by power failure, overload, ...[Details]