The output waveform is shown in the figure above, the circuit schematic is as shown below, the op amp power supply is positive and negative 8V
No matter how you adjust the sliding rheostat, the output...
It is similar to a resistor with a switch, and the measured current signal is in the form of a square wave. How can we measure its fixed equivalent resistance, or how can we calculate it by calculatio...
[font=Tahoma, Helvetica, SimSun, sans-serif]The Flash Download Tools software for ESP8266 has been upgraded again. It supports ESP8266, ESP8285 (ESP8266 with built-in flash), and ESP32. [/font] [img=3...
There is a sentence in the Makefile of embedded U-boot: smdk2410_config: unconfig @$(MKCONFIG) $(@:_config=) arm arm920t smdk2410 NULL s3c24x0 The textbook explains that the result of $(@:_config=) is...
[flash]http://player.youku.com/player.php/sid/XMjg3NDI4NDAw/v.swf[/flash]The TPS40210 and TPS40211 are wide-input voltage (4.5 V to 52 V), non-synchronous boost controllers. They are suitable for topo...
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]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[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]
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]
Currently, PLCs are widely used in various industries, including special machine tools, machine tools, control systems, building automation, steel, petrochemicals, electricity, building materials, ...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[Details]
Abstract: This design uses field-effect transistors to create a tube-like audio power amplifier. The preamplifier uses a single Class A transistor, while the power stage utilizes Class AB push-pull...[Details]
On August 8, PetroChina Southwest Oil & Gas Field Company's 35kV Zhouping Line centralized battery energy storage system successfully completed a 24/7 trial run, achieving full compliance with all ...[Details]
Recently, seven A-share listed companies have responded intensively to disclose
their progress in
the solid-state
battery
sector.
On the battery side, Penghui Energy,
Guoxuan H...[Details]
Ever since smartphones became popular, their battery life has become a major concern. Although current phones often have large batteries of 3,000 to 4,000 mAh, heavy users still have to charge thei...[Details]
Robots need localization algorithms to determine their position. These algorithms typically work in conjunction with sensor data to calculate the robot's position. For engineers and researchers, fi...[Details]
A speaker box, also known as a loudspeaker enclosure, combines high, mid, and low-frequency speakers within a specially designed enclosure. A crossover network routes high, mid, and low-frequency s...[Details]
1. Fiber Optic Sensor
1. Long modulation optical fiber sensor
Traditional wavelength-modulated fiber optic sensors utilize the fact that the spectral characteristics of the sensor probe c...[Details]