​What is a differential pair?

On 2018-10-27 11:20:00  in Knownlege

​What is a differential pair?

A differential pair of tubes is also called a pair of tubes or a differential pair of tubes. ...

How home automation works!

On 2018-12-21 10:55:44  in Knownlege

How home automation works!

This article briefly introduces how home automation works ...

What are the interfaces on motherboards?

On 2019-02-13 13:09:43  in Knownlege

What are the interfaces on motherboards?

This article describes the interfaces on motherboards ...

How to make a wireless music doorbell?

On 2019-04-20 13:27:35  in Knownlege

How to make a wireless music doorbell?

This article describes the production of wireless music doorbell ...

Basic functions and characteristics of multimeter

On 2019-02-26 17:53:50  in Knownlege

Basic functions and characteristics of multimeter

This article describes the basic functions and characteristics of multimeter ...

Thermal management in displays is not just heating components

On 2019-05-10 13:56:42  in Knownlege

Thermal management in displays is not just heating components

This article writes about the thermal management in displays. ...

What are the characteristics and shape and measuring range of digital multimeter?

On 2019-02-15 13:59:23  in Knownlege

What are the characteristics and shape and measuring range of digital multimeter?

This article briefly introduces the characteristics and shape and measuring range of digital multimeter ...

What is the working principle of a gas-fired heat gun?

On 2019-01-27 15:01:50  in Knownlege

What is the working principle of a gas-fired heat gun?

This article briefly introduces the working principle of a gas-fired heat gun. ...

How to choose the switch of the mechanical multimeter when measuring different parameters?

On 2019-01-27 14:57:27  in Knownlege

How to choose the switch of the mechanical multimeter when measuring different parameters?

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

What is the principle of photoelectric conversion devices?

On 2018-12-08 10:40:53  in Knownlege

What is the principle of photoelectric conversion devices?

This article describes the principle of photoelectric conversion devices ...

What is the difference between a two-stage switch and a single-stage switch?

On 2018-12-10 13:28:38  in Knownlege

What is the difference between a two-stage switch and a single-stage switch?

This article writes about the difference between a two-stage switch and a single-stage switch ...

What is the principle of the seven-person intelligence responder?

On 2019-01-22 16:57:34  in Knownlege

What is the principle of the seven-person intelligence responder?

This article describes the principle of the seven-person intelligence responder ...

How to use the OTC700 series automobile digital multimeter correctly.

On 2019-04-18 14:24:01  in Knownlege

 How to use the OTC700 series automobile digital multimeter correctly.

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

How to check if the circuit is open with using a multimeter?

On 2019-02-20 11:00:54  in Knownlege

How to check if the circuit is open with using a multimeter?

This article briefly introduces some mthods for checking if the circuit is open with using a multimeter. ...

DS05- 7B (seven tube) superheterodyne radio debugging

On 2019-01-14 17:26:09  in Knownlege

DS05- 7B (seven tube) superheterodyne radio debugging

This article writes about the DS05- 7B (seven tube) superheterodyne radio debugging ...

What is the oscillation period of ATX power supply?

On 2019-03-22 11:44:31  in Knownlege

What is the oscillation period of ATX power supply?

This article describes the oscillation period of ATX power supply. ...

How does the MOS field effect transistor work?

On 2018-12-14 11:19:54  in Knownlege

How does the MOS field effect transistor work?

This article writes about the MOS field effect transistor ...

What are the Electronic configuration and Spectral characteristics of luminescent elements in thin crystals?

On 2019-01-12 14:50:34  in Knownlege

What are the Electronic configuration and Spectral characteristics of luminescent elements in thin crystals?

This article describes the Electronic configuration and Spectral characteristics of luminescent elements in thin crystals ...

Classification of traverse

On 2018-10-30 11:53:32  in Knownlege

Classification of traverse

And the following is a single strand;the section area of 10mm'is more than one strand,and several strands or dozens of strands are twisted together to form a root, which has 7 shares,19 shares,37 shares and so on. ...

How to synthesize phosphor?

On 2019-01-15 11:35:30  in Knownlege

How to synthesize phosphor?

This article briefly introduces three ways to synthesize phosphors ...

Debugging and Assembly of patch miniature FM Radio

On 2018-12-11 14:03:30  in Knownlege

Debugging and Assembly of patch miniature FM Radio

This article briefly introduces debugging and Assembly of patch miniature FM Radio ...

What is a field-effect transistor?

On 2018-12-13 14:34:17  in Knownlege

What is a field-effect transistor?

This article writes about the field-effect transistor ...

Microstar (MSI) Motherboard Point Bitmap usage method.

On 2019-04-17 17:33:23  in Knownlege

Microstar (MSI) Motherboard Point Bitmap usage method.

This article describes the Microstar (MSI) Motherboard Point Bitmap usage method. ...

What is the flux?

On 2018-12-10 11:50:59  in Knownlege

What is the flux?

This article describes the role of flux ...

What is a circuit connector?

On 2018-12-08 13:51:01  in Knownlege

What is a circuit connector?

This article describes the role of circuit connector ...

GIGABYTE Motherboard Point Bitmap usage.

On 2019-04-03 14:12:35  in Knownlege

GIGABYTE Motherboard Point Bitmap usage.

This article introduces the usage of GIGABYTE Motherboard Point Bitmap usage ...

Principles and requirements for electronic product packaging

On 2019-01-04 10:43:07  in Knownlege

Principles and requirements for electronic product packaging

This article introduces the principles and requirements for electronic product packaging ...

Composition of printed circuit boards ​

On 2018-12-04 11:13:50  in Knownlege

Composition of printed circuit boards  ​

This article describes the composition of printed circuit boards ...

What are the types and role of solder resist?

On 2019-01-28 13:43:17  in Knownlege

What are the types and role of solder resist?

This article describes the types and role of solder resist. ...

Effect of Eu doping concentration on luminescence properties of phosphors

On 2019-01-11 14:27:00  in Knownlege

Effect of Eu doping concentration on luminescence properties of phosphors

This article describes the effect of Eu doping concentration on luminescence properties of phosphors ...

Chip resistor

On 2018-12-10 12:03:12  in Knownlege

Chip resistor

This article briefly introduces chip resistor ...

What is the working principle of the infrared sensor?

On 2018-12-08 11:18:25  in Knownlege

What is the working principle of the infrared sensor?

This article describes the working principle of the infrared sensor . ...

Why a HOT-SPARE Hard Disk is a bad idea

On 2018-12-29 11:10:45  in Knownlege

Why a HOT-SPARE Hard Disk is a bad idea

This article describes the reason of a HOT-SPARE Hard Disk is a bad idea ...

Environmental Influence on Terminal Blocks

On 2018-12-26 10:47:54  in Knownlege

Environmental Influence on Terminal Blocks

This article briefly introduces environmental influence on terminal blocks ...

What is the difference and connection between the transmitter and the sensor?

On 2018-12-11 10:57:03  in Knownlege

What is the difference and connection between the transmitter and the sensor?

​ This article writes about the difference and connection between the transmitter and the sensor ...

Asus (ASUS) Motherboard Point Bitmap usage method (new version).

On 2019-03-28 11:08:06  in Knownlege

Asus (ASUS) Motherboard Point Bitmap usage method  (new version).

This article writes about the Asus (ASUS) Motherboard Point Bitmap usage method (new version). ...

The method of using the sensor block of OTC700 series digital multimeter.

On 2019-04-23 14:16:06  in Knownlege

The method of using the sensor block of OTC700 series digital multimeter.

This article describes the method of using the sensor block of OTC700 series digital multimeter. ...

What is a triode and how to identify its pin?

On 2019-01-21 16:50:52  in Knownlege

What is a triode and how to identify its pin?

This article describes what is a triode and how to identify its pin ...

What are the materials of composition of luminescent ?

On 2019-01-15 13:50:07  in Knownlege

What are the materials of composition of luminescent ?

This article writes about the materials of composition of luminescent ...

What are the common types of power transformers?

On 2018-12-06 10:08:20  in Knownlege

What are the common types of power transformers?

​This article writes about the different types of power transformers. ...