1251H-2P

Under the epidemic, "classes are suspended but learning continues", and online classes, electronic textbooks, and cloud learning have all "made their debut". In such "dazzling" days, people's demand ...[Details]

When the Hypertext Transfer Protocol (HTTP) was invented, no one could have anticipated the emergence of the modern Web 2.0 infrastructure with modern browser capabilities. In modern life, we "surf...[Details]

All lighting fixtures, whether general or the most popular LED lighting fixtures, are composed of three parts: the shell, the light source, and the electrical lamp. Among these three parts, the lig...[Details]

Download the schematic used in this program:  click here  . The microcontroller chip used is stc89c51; just find the schematic diagram of the digital tube part. This is the circuit diagram of the enti...[Details]

Yesterday, a netizen in the group mentioned why the 51 MCU used printf and passed the compilation, but had no effect. Here I took out my notes to share. This experiment itself does not have much sign...[Details]

The predecessor of the insulation resistance tester is the megohmmeter, which is a special instrument used to measure the insulation resistance of electrical equipment such as trans...[Details]

Introducing the concept of virtual instrument into the simulation of the SIP system of Daya Bay Nuclear Power Station and using computer simulation technology to participate in its system design can ...[Details]

1 Introduction With the development of power electronics and its control technology, frequency converters and their frequency conversion speed regulation have been widely used in various fi...[Details]

Stripping length When all terminals are crimped for the first time, a reasonable stripping length must be set to avoid inadequate crimping and excessive exposure of the core wire. T...[Details]

After the WWDC developer conference at the beginning of the month, Apple launched the first developer beta system for iOS and iPadOS, and the second beta was released today.   First, please note: Ac...[Details]

Pfeiffer Vacuum has released a new Chinese website for its corporate development strategy, emphasizing customer-centricity and continuing to meet customer needs through its own transformation and dev...[Details]

Yunmi travel electric water bottle.     I have paid a lot of IQ tax recently. I didn't buy this electric water bottle, which I thought would be very practical. But when I really got it, I didn't kn...[Details]

Differential detection method : The schematic diagram is as follows The phase-shifted FSK signal is multiplied by the original FSK signal and then low-pass filtered to o...[Details]

1. Project Overview 1.1 Introduction With the development of society, the blind people are more and more eager to pursue independent life and career, but to ensure safe and comfortable activities i...[Details]

The all-vanadium liquid flow energy storage battery production project is one of the key projects newly started in Dunhua City in 2024. Since the start of construction of the project, the construction...[Details]