The difference between Metal film resistor and metal oxide film resistor.

On 2019-01-07 11:50:39  in Resistors

The difference between Metal film resistor and metal oxide film resistor.

This article writes about the difference between Metal film resistor and metal oxide film resistor. ...

What is a capacitance meter and how to use?

On 2019-01-02 16:16:00  in Knownlege

What is a capacitance meter and how to use?

This article describes the capacitance meter and the use of it. ...

How to detect and apply thermocouple temperature sensors?

On 2019-01-02 15:38:30  in Sensor

How to detect and apply thermocouple temperature sensors?

This article describes how to detect and apply thermocouple temperature sensors ...

What is a photosensitive diode?

On 2018-12-29 14:09:47  in Photoelectric

What is a photosensitive diode?

This article writes about the photosensitive diode ...

How to repair the loudspeaker after it is damaged?

On 2018-12-20 15:10:45  in Generally electronic component

How to repair the loudspeaker after it is damaged?

This artical describes that how to repair the loudspeaker after it is damaged ...

What is a positive temperature coefficient thermistor?

On 2018-12-14 13:13:50  in Knownlege

What is a  positive temperature coefficient thermistor?

This article describes the parameters and measurement of the positive temperature coefficient thermistor ...

LED digital tube

On 2018-12-13 14:17:22  in Generally electronic semiconductor

LED digital tube

This article describes the role of LED digital tube. ...

What is the role of the speakers in electro-acoustic devices?

On 2018-12-11 10:38:17  in Knownlege

What is the role of the speakers in electro-acoustic devices?

​This article describes the role of the speakers in electro-acoustic devices ...

​what is a multidigit LED digital tube?

On 2018-10-29 15:17:58  in Photoelectric

​what is a multidigit LED digital tube?

A number of LED digital tube is developed on the basis of an LED digital tube.The number of digital characters will be packaged together to become a number of digital control ...

​how to detect a varactor?

On 2018-10-26 17:08:18  in Memory

​how to detect a varactor?

Because the positive resistance of the varactor diode is larger,the multimeter is placed in the RX 10k2 block,the red form is connected to the positive pole ...

What is going on with inductor saturation?

On 2024-01-05 14:11:02  in Sensor

What is going on with inductor saturation?

This article describes the characteristics of the inductor. ...

What are the principles and characteristics of capacitive displacement sensors?

On 2023-11-03 15:56:31  in Sensor

What are the principles and characteristics of capacitive displacement sensors?

This article describes the characteristics of the capacitive displacement sensors. ...

How to design the hardware of the Ethernet interface?

On 2021-06-07 10:50:44  in Generally electronic component

How to design the hardware of the Ethernet interface?

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

What is the distributed optical fiber sensing technology?

On 2024-01-11 14:47:17  in Sensor

What is the distributed optical fiber sensing technology?

This article describes the characteristics of the optical fiber sensing technology. ...

RC522 RFID radio frequency module

On 2023-03-22 13:51:23  in IC Chips

RC522 RFID radio frequency module

RC522 RFID module is a popular device used to add RFID capabilities to applications, suitable for access control, asset management, and authentication. ...

What is the difference between led backlit screen and IPS screen?

On 2022-01-21 10:43:33  in Discrete Semiconductor

What is the difference between led backlit screen and IPS screen?

This article describes the characteristics of the screen. ...

How to clean the TFT LCD screen?

On 2021-12-16 10:43:52  in Photoelectric

How to clean the TFT LCD screen?

This article describes the characteristics of the TFT LCD screen. ...

How to use and maintain LED transparent screen correctly?

On 2021-12-02 10:36:11  in Photoelectric

How to use and maintain LED transparent screen correctly?

This article describes the characteristics of the LED transparent screen. ...

What are the functions of the proximity sensor?

On 2021-02-26 10:44:57  in Sensor

What are the functions of the proximity sensor?

This article describes the function of the proximity sensor. ...

What are the working principles and installation precautions of linear displacement sensors?

On 2020-11-23 12:02:43  in Sensor

What are the working principles and installation precautions of linear displacement sensors?

This article describes the characteristics of the sensors. ...

How to solve the malfunction of LED display?

On 2020-08-03 11:13:45  in IC Chips

How to solve the malfunction of LED display?

This article describes the characteristics of the LED display. ...

What is the EMC filter rectification six-step method?

On 2019-12-04 10:46:17  in IC Chips

What is the EMC filter rectification six-step method?

This article describes the characteristics of the filter. ...

Do you know the basic knowledge of semiconductor diode?

On 2019-08-16 10:26:07  in Generally electronic component

Do you know the basic knowledge of semiconductor diode?

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

What are the characteristics and importance of power cable insulation?

On 2019-08-14 10:31:38  in Generally electronic component

What are the characteristics and importance of power cable insulation?

This article describes the characteristics of the cables. ...

What are the main indicators of the signal generator?

On 2019-07-31 11:10:27  in Generally electronic semiconductor

What are the main indicators of the signal generator?

This article describes the characteristics of the signal generator. ...

Microsemi offers radiation-tolerant FPGAs for high-speed signal processing applications

On 2019-07-25 11:17:58  in Generally electronic component

Microsemi offers radiation-tolerant FPGAs for high-speed signal processing applications

This article describes that Microsemi offers radiation-tolerant FPGAs for high-speed signal processing applications ...

Four steps and methods for fast learning of single-chip microcomputer beginners

On 2019-07-24 11:05:06  in Technology

Four steps and methods for fast learning of single-chip microcomputer beginners

This article briefly introduces four steps and methods for fast learning of single-chip microcomputer beginners ...

Some basic considerations and failure analysis of the connector

On 2019-07-05 16:25:55  in Connector

Some basic considerations and failure analysis of the connector

This article describes some basic considerations and failure analysis of the connector ...

How to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault?

On 2019-01-28 13:37:51  in Technology

How to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault?

This article describes how to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault. ...

Common electric iron type and structure

On 2019-01-27 14:56:05  in Knownlege

Common electric iron type and structure

This article describes the common electric iron type and structure ...

What are the welding materials and the selection of solder?

On 2019-01-27 14:47:56  in Knownlege

What are the welding materials and the selection of solder?

This article writes about the welding materials and the selection of solder ...

Enhanced power devices open the way for high-voltage applications

On 2018-12-27 10:28:19  in Knownlege

Enhanced power devices open the way for high-voltage applications

This article briefly introduces the enhanced power devices open the way for high-voltage applications ...

Samsung Planning to Introduce 3nm Full-gate Transistors in 2021

On 2018-12-25 10:20:01  in Technology

Samsung Planning to Introduce 3nm Full-gate Transistors in 2021

This article describes Samsung Planning to Introduce 3nm Full-gate Transistors in 2021 ...

Need know about the working of a sweep-frequency generator

On 2018-12-20 11:32:53  in Knownlege

Need know about the working of a sweep-frequency generator

This article describes need know about the working of a sweep-frequency generator ...

What is a photoelectric switch and how to detect it?

On 2018-12-14 14:53:08  in Photoelectric

What is a photoelectric switch and how to detect it?

This article briefly introduces what is a photoelectric switch and how to detect it? ...

Various pliers

On 2018-12-04 10:07:18  in Knownlege

Various pliers

This article describes the various pliers and their role ...

Selection and maintenance of iron head

On 2018-12-03 14:52:34  in Technology

Selection and maintenance of iron head

This article is about the selection and maintenance of iron head ...

Structure and characteristics

On 2018-11-01 16:47:41  in Memory

Structure and characteristics

LED digital tube also known as semiconductor digital tube ( Figure 1-1-5 ),it is a number of light-emitting diodes arranged in a fixed pattern and packaged together the most commonly used digital display one of the devices ...

How to measure the LED digital tube?

On 2018-10-29 15:14:20  in Photoelectric

How to measure the LED digital tube?

The appearance discrimination of digital tube usually has 10 pins,usually divided into two rows. ...

​how to detect the four end small power thyristor?

On 2018-10-29 15:00:02  in Relays

​how to detect the four end small power thyristor?

To detect the unidirectional conductivity of PN junction,the multimeter is placed in RX 1K block,and the positive and negative resistance between A-GA,GKGA and Gk-K are measured. ...