This article describes the surface components welding points ...

This article introduces how to identify true and fake electronic components ...

​ This article briefly introduces the types of integrated circuits ...

This article describes the characteristics of the electromagnetic emission and magnetic field interference. ...

This article describes the characteristics of the sensor. ...

This article describes the characteristics of the piezoelectric effect. ...

This article describes how to construct an isolated power supply for an I2C isolator ...

This article briefly introduces the principle of FPC connector ...

This article describes how to choose the switch of the mechanical multimeter when measuring different parameters ...

This article describes the characteristics of the FPGA applications. ...

This article describes the characteristics of the SSD. ...

This article describes the method of detecting fixed resistors. ...

This article describes the infrared receiver ...

the judgment electrode is the same as that for detecting the normal or reverse resistors of ordinary light emitting diodes or diodes. ...

The common L.ED luminescence intensity has developed from several mned to dozens of med. ...

This article briefly introduces the characteristics and applications of white LEDs. ...

This article writes about the type and detection method of microphone ...

This article is about the packaging and pin identification of integrated circuits ...

This article describes the characteristics of the audio interface. ...

This article describes the characteristics of the audio interface. ...

This article describes the characteristics of the diode. ...

The article explores how to make an water tank water level automatic controller production ...

TL082 is an IC chip with 8 pins providing a wide range of useful applications in audio systems, motor control, and communication systems. It is highly reliable, cost-effective and flexible to use. ...

This article briefly introduces the method of detecting positive temperature coefficient thermistor PTC. ...

This article briefly introduces the use of OTC700 series automobile digital multimeter. ...

This article briefly introduces the function of digital multimeter diode block. ...

This article briefly introduces the resistor and its value calculation. ...

This article describes the principle,types and main technical parameters of a switch ...

This article introduces the main parameters and identification of the potentiometer ...

This article introduces some ways to test and repair the rectifier bridge ...

This article describes how to detect a junction field effect transistor. ...

This article introduces what is an optical coupler and how to measure it ...

This article briefly introduces rated power rating and detection method of fixed resistance ...

Optocoupler is an electrical and photoelectric converter composed of LED and photosensitive transistors ...

Because the way of the optical coupler is not the same,so the test should be based on different structures for measurement and judgment. ...

Double base diode,also known as single crystal transistor (UJT)is a three terminal semiconductor device with only one PN junction.the circuit symbol,internal structure and equivalent circuit of double base diode. ...

Distinguish polarity to place the multimeter in RX1kQ block,and the black stylus arbitrarily connect a pin of the whole bridge component,and measure the other three pins with the red stylus,if the measured resistance is infinite ...

The actual resistance value can be measured by connecting two forms (no positive or negative) to the two ends of the resistor respectively. ...

This article describes the characteristics of the RF power amplifier. ...

This article describes the characteristics of the RF power amplifier. ...