Question 1 In the second edition of "Electronics" in Photo 1, on page 27, where the question mark is, why is V(t) only the real part taken, and its imaginary part not considered? I searched on the Int...
I want to replace the original 100nh inductor in the RF circuit with a magnetic bead. What size should the magnetic bead be? What is the conversion principle between inductor and magnetic bead? I have...
From the circuit point of view, there are always driving sources and driven loads. If the load capacitance is relatively large, the driving circuit needs to charge and discharge the capacitance to com...
[i=s]This post was last edited by MianQi on 2021-6-21 19:42[/i]Studying the Road to Electric Motor Driving-8: Composition and Decomposition of Forces...
This website introduces the production of the host in the wireless anti-theft alarm system to netizens. It uses the AT89C2051 single-chip microcomputer as the central processing chip, making the funct...
1. Experimental tasks As shown in the figure below, the parallel port P1 of AT89S51 is connected to a 4×4 matrix keyboard, with P1.0-P1.3 as input lines and P1.4-P1.7 as output lines; the "0-F" sequen...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
The demand for improved healthcare environments is endless, so medical imaging equipment with higher resolution is needed to better observe the human body. High resolution brings problems with sign...[Details]
Battery clamps, commonly known as battery connectors, come in two sizes depending on the thickness of the battery terminals. One is the battery clamp used on thick terminals, with a positive termin...[Details]
Electrostatic coupling and interference occur when a charged object is close to the input of the circuit being measured. At low impedance, the effects of interference are not noticeable because th...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
The principles to be followed are as follows:
(1) In terms of component layout, related components should be placed as close as possible. For example, clock generators, crystal oscillat...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
Abstract: Based on the analysis of the characteristics of the IRIG-B (DC) code type, a design method for IRIG-B (DC) time code decoding is proposed. This method consists of a small number of periph...[Details]
Traditional synthesis techniques are increasingly unable to meet the needs of today's very large and complex FPGA designs implemented in 90nm and below process nodes. The problem is that traditio...[Details]
1 Introduction
In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]