What is a variable capacitor and how to detect and repair it?

On 2018-12-17 13:45:02  in Capacitors

What is a variable capacitor and how to detect and repair it?

This article describes what is a variable capacitor and how to detect and repair it? ...

Combinational Logic Circuit Analysis

On 2023-03-17 14:11:18  in IC Chips

Combinational Logic Circuit Analysis

IC chips are electronic components composed of transistors, diodes and logic gates used in electronic systems for various operations. ...

What is the effect of RS-485 in communication cables?

On 2023-05-16 12:00:35  in IC Chips

What is the effect of RS-485 in communication cables?

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

How to buy an air conditioner regulator?

On 2021-07-20 13:42:16  in Generally electronic semiconductor

How to buy an air conditioner regulator?

This article describes the characteristics of the regulators. ...

Texas Instruments (TI) is the newest power switching regulator with the lowest quiescent current.

On 2019-08-12 10:19:39  in Generally electronic component

Texas Instruments (TI) is the newest power switching regulator with the lowest quiescent current.

This article describes the characteristics of the switching regulator. ...

Drawing board diagram of printed circuit board.

On 2019-01-14 17:25:00  in Knownlege

Drawing board diagram of printed circuit board.

This article describes the drawing board diagram of printed circuit board. ...

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 ...

Simple function generator circuit

On 2018-12-27 11:22:15  in Knownlege

Simple function generator circuit

This article describes the Simple function generator circuit ...

What are the common faults of the digital multimeter and how to fix it after the fault?

On 2019-01-27 15:09:34  in Technology

What are the common faults of the digital multimeter and how to fix it after the fault?

This article writes about the digital multimeter common faults and maintenance. ...

Effect of resistance

On 2018-12-03 13:42:35  in Technology

Effect of resistance

​ This article describes the effect of resistance ...

What are the common types of triggers in digital circuits?

On 2020-05-12 09:54:53  in IC Chips

What are the common types of triggers in digital circuits?

This article describes the characteristics of the triggers. ...

What are the common types of triggers in digital circuits?

On 2020-01-15 13:10:15  in IC Chips

What are the common types of triggers in digital circuits?

This article describes the characteristics of the triggers. ...

The difference between digital power and analog power

On 2019-07-26 10:36:39  in Technology

The difference between digital power and analog power

This article briefly introduces the difference between digital power and analog power ...

What are the techniques for car electronic instrument maintenance?

On 2019-07-10 10:53:09  in Technology

What are the techniques for car electronic instrument maintenance?

This article writes about the techniques for car electronic instrument maintenance ...

How to measure if the start-up circuit motherboard is short-circuited.

On 2019-06-14 16:05:01  in Technology

How to measure if the start-up circuit motherboard is short-circuited.

This article describes the method of measure if the start-up circuit motherboard is short-circuited. ...

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 ...

What is a reed pipe and dry reed relay and how to detect them?

On 2018-12-27 13:51:03  in Relays

What is a reed pipe and dry reed relay and how to detect them?

This article introduces reed pipe and dry reed relay ...

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 ...

How to detect and repair ceramic filters?

On 2018-12-20 14:47:43  in Generally electronic component

How to detect and repair ceramic filters?

This article describes how to detect and repair ceramic filters ...

Is Replacing Old Mechanical Relays via PLCs a Good Idea?

On 2018-12-17 12:03:18  in Relays

Is Replacing Old Mechanical Relays via PLCs a Good Idea?

The article explores that Is Replacing Old Mechanical Relays via PLCs a Good Idea ...

How to detect diodes

On 2018-12-03 14:00:20  in Technology

How to detect diodes

​ This article mainly describes how to detect diodes. ...

Two,bi-directional thyristor

On 2018-10-31 11:22:11  in Generally electronic semiconductor

Two,bi-directional thyristor

Bidirectional thyristor is a new semiconductor device developed on the basis of unidirectional thyristor ...

Diode and transistor detection

On 2018-08-22 12:31:42  in Relays

Diode and transistor detection

In identifying and detecting common components, the resistance is the forward resistance of the diode. ...

How to reduce errors in detecting DC currents?

On 2019-02-13 11:44:47  in Technology

How to reduce errors in detecting DC currents?

This article describes the method of reducing errors in detecting DC currents. ...

Board soldering considerations

On 2018-12-11 13:46:32  in Technology

Board soldering considerations

This article describes the board soldering considerations ...

Multi-turn potentiometer and single-turn potentiometer

On 2018-12-10 11:01:32  in Knownlege

Multi-turn potentiometer and single-turn potentiometer

​ This article briefly introduces multi-turn potentiometer and single-turn potentiometer ...

What are the RS-422 and RS-485 serial interface standards?

On 2022-02-24 11:00:56  in Connector

What are the RS-422 and RS-485 serial interface standards?

This article describes the characteristics of the RS-422 and RS-485 serial interface. ...

How to repair and replace the potentiometer?

On 2018-12-18 16:32:39  in Resistors

How to repair and replace the potentiometer?

​This article describes the repair and replace of the potentiometer ...

What are the common transistors?

On 2019-01-08 16:15:52  in Generally electronic semiconductor

What are the common transistors?

​This article introduces some common transistors ...

How to identify and detect electronic components

On 2018-12-05 11:39:50  in Technology

How to identify and detect electronic components

​ This article briefly introduce how to identify and detect electronic components ...

How to design a high-efficiency LED driver circuit?

On 2021-11-13 10:52:16  in Photoelectric

How to design a high-efficiency LED driver circuit?

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

Using integrated passive components in the micro-module SIP

On 2018-11-21 11:20:07  in Memory

Using integrated passive components in the micro-module SIP

Integrated passive devices are nothing new in our industry – they have been around for a long time and are well known. ...

The application of I / O connector

On 2019-07-03 10:41:54  in Connector

The application of I / O connector

This article writes about the application of I / O connector ...

How to detect micro potentiometers?

On 2019-06-06 15:26:11  in Resistors

How to detect micro potentiometers?

This article describes the method for detecting micro potentiometers. ...

The motherboard clock circuit works principle

On 2019-04-30 11:22:08  in IC Chips

The motherboard clock circuit works principle

This article introduces the work principle of motherboard clock circuit works. ...

What are the methods for detecting DC resistance with using multimeter?

On 2019-02-18 16:59:48  in Knownlege

What are the methods for detecting DC resistance with using multimeter?

This article describes some methods for detecting DC resistance with using multimeter ...

What is the working principle of the bias circuit in the triode amplifier circuit?

On 2019-10-17 10:02:01  in Knownlege

What is the working principle of the bias circuit in the triode amplifier circuit?

This article describes the characteristics of the triode amplifier. ...

Method of measuring common resistance and high resistance by digital multimeter.

On 2019-07-01 18:12:58  in Resistors

Method of measuring common resistance and high resistance by digital multimeter.

This article describes the method of measuring common resistance and high resistance by digital multimeter. ...

What are the methods of reducing the measurement error of the pointer multimeter?

On 2019-02-13 13:21:56  in Knownlege

What are the methods of reducing the measurement error of the pointer multimeter?

This article introduces some methods of reducing the measurement error of the pointer multimeter ...

How to produce a LED dimming table lamp?

On 2019-01-22 16:51:25  in Technology

How to produce a LED dimming table lamp?

This article describes how to produce a LED dimming table lamp ...