How to detect whether a signal amplifier is installed in the environment?

On 2021-05-05 11:01:48  in Generally electronic semiconductor

How to detect whether a signal amplifier is installed in the environment?

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

How to distinguish common diodes?

On 2019-01-19 16:38:32  in Generally electronic semiconductor

How to distinguish common diodes?

This article explores how to distinguish common diodes ...

Design requirements for printed circuit boards

On 2019-01-12 11:32:47  in Knownlege

Design requirements for printed circuit boards

This article introduces some design requirements for printed circuit boards ...

How to select a general small power triode and a high power triode?

On 2019-01-08 15:57:01  in Generally electronic semiconductor

How to select a general small power triode and a high power triode?

The article explores how to select a general small power triode and a high power triode ...

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 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 ...

What is the structure and main parameters of the electromagnetic relay?

On 2018-12-18 15:17:36  in Relays

What is the structure and main parameters of the electromagnetic relay?

This article describes the structure and main parameters of the electromagnetic relay ...

How to detect,repair and replace the ordinary inductance coil?

On 2018-12-17 10:46:17  in Technology

How to detect,repair and replace the ordinary inductance coil?

This article briefly introduces some ways to detect,repair and replace the ordinary inductance coil ...

What is a relay?

On 2018-12-15 15:06:06  in Relays

What is a  relay?

This article briefly introduces the classification of relays ...

What are the precautions and detection methods for using variable resistors?

On 2018-12-15 11:46:39  in Resistors

What are the precautions and detection methods for using variable resistors?

This article describes the precautions and detection methods for using variable resistors ...

What is a Schottky diode? How to detect?

On 2018-10-26 15:54:21  in Relays

What is a Schottky diode? How to detect?

Schottky diode is a low-power, high-current,ultra-high-speed semiconductor device, reverse recovery time trr can be small to a few nanoseconds ...

What are the ways to use the digital multimeter's conductivity block?

On 2019-03-05 11:59:40  in Knownlege

What are the ways to use the digital multimeter's conductivity block?

This article briefly introduces the ways to use the digital multimeter's conductivity block ...

What are the steps of manual soldering?

On 2019-01-18 11:23:59  in Knownlege

What are the steps of manual soldering?

This article writes about the steps of manual soldering ...

Double wave soldering process.

On 2019-01-05 11:51:57  in Knownlege

Double wave soldering process.

This article briefly introduces the double wave soldering process. ...

Computer sensor

On 2018-12-08 13:28:00  in Sensor

Computer sensor

This article describes the role of computer sensor ...

What is the difference between different types of radiators in computers?

On 2018-12-08 10:28:23  in Knownlege

What is the difference between different types of radiators in computers?

This article briefly introduces the difference between different types of radiators in computers ...

What factors are related to the resistance of the resistor

On 2018-12-06 10:35:16  in Knownlege

What factors are related to the resistance of the resistor

This article briefly introduces main factors related to the resistance of the resistor ...

Photoelectric effect

On 2018-12-06 10:21:02  in Knownlege

Photoelectric effect

This article briefly introduces the photoelectric effect ...

What should I do if the computer radiator is broken?

On 2018-12-05 11:20:36  in Technology

What should I do if the computer radiator is broken?

This article briefly introduces the computer radiator. ...

How to judge whether the capacitor is good?

On 2018-12-05 10:43:01  in Technology

How to judge whether the capacitor is good?

This article introduces how to judge whether the capacitor is good or bad ...

What is a functional switchgear

On 2018-12-05 10:39:18  in Knownlege

What is a functional switchgear

This article briefly introduces the functional switchgear ...

Check for computer power problems

On 2018-12-04 10:55:29  in Technology

Check for computer power problems

​ This article briefly introduces how to check for computer power problems ...

Effect of resistance

On 2018-12-03 13:42:35  in Technology

Effect of resistance

​ This article describes the effect of resistance ...

Is the notebook cooler a single fan or a large fan?

On 2018-12-01 10:56:27  in Generally electronic semiconductor

Is the notebook cooler a single fan or a large fan?

This article describes the role of fans in notebook cooling ...

Soldering techniques and processes in assembly

On 2023-07-28 11:02:23  in PCBA

Soldering techniques and processes in assembly

In the PCBA (Printed Circuit Board Assembly) assembly process, the selection of soldering technology and process is crucial to ensure soldering quality and improve product reliability. This article will introduce the soldering techniques commonly used in ...

What are the grounding problems of RS-422 and RS-485?

On 2021-12-01 10:59:45  in Connector

What are the grounding problems of RS-422 and RS-485?

This article describes the characteristics of the antenna. ...

How to solve the problem of frequent tripping of the LED display total leakage protector?

On 2021-09-13 11:37:28  in Generally electronic semiconductor

How to solve the problem of frequent tripping of the LED display total leakage protector?

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

What is the power frequency transformer without partial discharge test?

On 2021-05-29 10:47:47  in Transformer

What is the power frequency transformer without partial discharge test?

This article describes the characteristics of the transformer. ...

What are the methods for selecting electrolytic capacitors?

On 2019-08-28 10:32:24  in Capacitors

What are the methods for selecting electrolytic capacitors?

This article describes the characteristics of the electrolytic capacitors. ...

The Work Principle of Circuit Breakers

On 2018-12-29 10:47:09  in Knownlege

The Work Principle of Circuit Breakers

This article describes the work principle of circuit breakers ...

Transformer

On 2018-12-18 13:52:18  in Inductor

Transformer

This article describes about the transformer ...

What are the LCD TV interfaces?

On 2022-05-14 10:47:47  in Connector

What are the LCD TV interfaces?

This article describes the characteristics of the LCD TV interfaces. ...

What are the commonly used panels for LCD monitors?

On 2021-10-29 11:32:57  in Discrete Semiconductor

What are the commonly used panels for LCD monitors?

This article describes the characteristics of the LCD monitors. ...

What should be noticed during the selection and use of LED screens?

On 2020-07-25 10:21:45  in IC Chips

What should be noticed during the selection and use of  LED screens?

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

Do you know the classifications of power amplifiers?

On 2019-11-27 10:29:26  in IC Chips

Do you know the classifications of power amplifiers?

This article describes the characteristics of the power amplifiers. ...

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 ...

Light-emitting diode

On 2018-12-18 16:00:26  in Photoelectric

Light-emitting diode

This article briefly introduces the light-emitting diode ...

Classification of printed circuit boards

On 2018-12-11 14:35:26  in Knownlege

Classification of printed circuit boards

This article briefly introduces classification of printed circuit boards ...

Types and detection methods of switching devices

On 2018-11-01 16:57:50  in Relays

Types and detection methods of switching devices

The switch is the component that completes the electrical connection and disconnection through a certain action,which is generally connected in series to realize the transmission and control of signal and electric energy ...

Photosensitive resistor

On 2018-10-31 11:15:12  in Resistors

Photosensitive resistor

Photoresistor is a device made of semiconductor photoelectric effect principle.When the semiconductor is exposed to light ...