[p=24, null, left][color=rgb(73, 73, 73)][font=微软雅黑]The problem here is that one control port supplies power to the bases of three PNP tubes. When a tube fails, one of the tubes cannot enter the satur...
I'm a circuit novice. Recently, I came across a device that is 4-20Ma controlled. The instruction manual said that the input signal is 4-20ma DC (two-wire system), the maximum input load voltage is 15...
Has anyone used SKYWORKS's SKY73009 quadrature demodulation chip? I made an experimental board for this chip, but the demodulation gain is 7 or 8 dB smaller than the theoretical value. I can't find th...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:33[/i] The Universal Serial Bus (USB) has quickly occupied the dominant position in the field of computer peripheral interfaces due to its ad...
Tesla and BYD, vying for dominance in the global electric vehicle market, are reportedly considering adopting Samsung's AMOLED (active-matrix organic light-emitting diode) technology for their next...[Details]
introduction
With the development of digital and network technologies, broadcasting technology has become increasingly diversified, with the most significant trend being the transition from an...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
With the rapid development of technology, automotive intelligence is increasing at an unprecedented rate. This not only enhances vehicle functionality and comfort, but also places higher deman...[Details]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[Details]
1 Introduction
In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
With the support and encouragement of national policies, some Internet car manufacturers have also joined the new energy vehicle manufacturing industry. From the perspective of new car manufacturer...[Details]
0 Introduction
With a rapidly aging population, a young couple is now required to care for an increasing number of elderly people, leading to a growing difficulty in providing care for them. E...[Details]
introduction
In recent years, with the increasing number of high-rise buildings, the demand for elevators has also increased. Currently, the elevators we use most often use LED dot array displ...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
We know that the power output by the engine does not directly act on the wheels to drive the car, but needs to pass through a series of power transmission mechanisms. So how is the power transmitte...[Details]
Industrial equipment plays a significant role in improving industrial automation and accelerating production efficiency. Industrial HMIs (Human-Machine Interfaces) serve as a communication platform...[Details]
Challenges come from multiple dimensions, and data centers on wheels require more rigorous testing.
Comparing the past, present, and future of automobiles, one clear trend emerges: cars ...[Details]
Preface
Embedded systems have been widely used in mobile phones, wristbands, tablet computers, and other devices. However, due to the limited processing performance of their central processing...[Details]