What are the main differences between Automobile Digital Multimeter and ordinary Digital Multimeter?

On 2019-02-27 11:07:48  in Knownlege

What are the main differences between Automobile Digital Multimeter and ordinary  Digital Multimeter?

This article introduces the main differences between Automobile Digital Multimeter and ordinary Digital Multimeter. ...

​What is the Digital / analog multimeter?

On 2019-02-18 16:56:55  in Knownlege

​What is the Digital / analog multimeter?

This article describes two common digital / analog multimeter. ...

Main cell phone sensor

On 2018-12-06 10:44:40  in Knownlege

Main cell phone sensor

This article describes the role of different mobile phone sensors. ...

​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. ...

MEMS oscillator and quartz clock in the car

On 2019-05-20 13:14:44  in Knownlege

MEMS oscillator and quartz clock in the car

This article writes about the MEMS oscillator and quartz clock in the car ...

Oscilloscope basical principle

On 2019-04-09 11:33:42  in Knownlege

Oscilloscope basical principle

This article describes the oscilloscope basical principle ...

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 are the characteristics of the smartphone?

On 2019-02-14 11:16:20  in Knownlege

 What are the characteristics of the smartphone?

This article briefly introduces the characteristics of the smartphone ...

What is the definition and classification of luminescence?

On 2019-01-15 15:05:43  in Knownlege

What is the definition and classification of luminescence?

This article describes the definition and classification of luminescence. ...

Electrooptic devices are just the opposite

On 2018-10-31 11:01:18  in Knownlege

Electrooptic devices are just the opposite

The history of photoelectric technology is actually earlier than that of electronic technology.In early twentieth Century, Einstein won the Nobel prize with the discovery of photoelectric effect ...

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 ...

nVIDIA chipset + Intel CPU single bridge motherboard architecture

On 2019-04-08 14:42:22  in Knownlege

nVIDIA chipset + Intel CPU single bridge motherboard architecture

This article writes about the nVIDIA chipset + Intel CPU single bridge motherboard architecture. ...

The Intel Z77 chipset family of master board architectures.

On 2019-03-30 11:02:44  in Knownlege

The Intel Z77 chipset family of master board architectures.

This article briefly introduces the Intel Z77 chipset family of master board architectures. ...

Pre-welding preparation

On 2018-12-10 14:05:13  in Knownlege

Pre-welding preparation

This article describes the preparation of pre-welding ...

The difference between sensor and sensor module

On 2018-12-06 11:33:39  in Knownlege

The difference between sensor and sensor module

​This article briefly introduces The difference between sensor and sensor module ...

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's the difference between power supply and signals on the motherboard?

On 2019-03-07 11:19:11  in Knownlege

What's the difference between power supply and signals on the motherboard?

This article briefly introduces the difference between power supply and signals on the motherboard? ...

What is the structure of a common mechanical multimeter?

On 2019-01-25 16:17:30  in Knownlege

What is the structure of a common mechanical multimeter?

This article writes about the structure of a common mechanical multimeter. ...

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. ...

Type and function of time relay

On 2018-12-08 10:45:33  in Knownlege

Type and function of time relay

​ This article briefly introduces different type and function of time relay ...

The difference between resistance and impedance

On 2018-12-04 11:32:41  in Knownlege

The difference between resistance and impedance

This article describes the difference between resistance and impedance ...

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 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 ...

What are the features and use note of CMOS circuit?

On 2019-01-09 14:07:06  in Knownlege

What are the features and use note of CMOS circuit?

This article describes the features and use note of CMOS circuit ...

How to prepare for cloud storage in the future?

On 2021-06-28 10:50:44  in Knownlege

How to prepare for cloud storage in the future?

This article describes the characteristics of the cloud storage. ...

AMD single bridge A55 chipset motherboard architecture.

On 2019-04-16 11:06:14  in Knownlege

AMD single bridge A55 chipset motherboard architecture.

This article describes the AMD single bridge A55 chipset motherboard architecture. ...

What are the methods for detecting transistors of a multimeter?

On 2019-02-22 13:55:39  in Knownlege

 What are the methods for detecting transistors of a multimeter?

This article describes some methods for detecting transistors of a multimeter ...

What are the components of the wired mouse module and connector?

On 2019-01-14 17:44:21  in Knownlege

What are the components of the wired mouse module and connector?

This article introduces some the components of the wired mouse module and connector ...

How to choose an air switch

On 2018-12-06 13:34:28  in Knownlege

How to choose an air switch

​This article briefly introduces how to choose an air switch ...

How to solve the actual running problem of most circuit boards?

On 2019-04-19 11:14:11  in Knownlege

How to solve the actual running problem of most circuit boards?

This article briefly introduces the way to solve the actual running problem of most circuit boards ...

What is the structure of the moving coil microphone and how to detect it?

On 2019-01-02 15:05:41  in Knownlege

What is the structure of the moving coil microphone and how to detect it?

This article describes the structure and detection of the moving coil microphone ...

How to recognize ATX Power supply and maintenance Instruments

On 2019-04-01 17:27:17  in Knownlege

How to recognize ATX Power supply and maintenance Instruments

This article describes the methods torecognize ATX Power supply and maintenance Instruments ...

How to select external connection mode of printed Circuit Board?

On 2019-01-15 11:19:29  in Knownlege

How to select external connection mode of printed Circuit Board?

This article describes the selection of external connection mode of printed Circuit Board ...

What issues should pay attention to when using the multimeter?

On 2019-02-16 10:36:20  in Knownlege

What issues should pay attention to when using the multimeter?

This article introduces some issues should pay attention to when using the multimeter ...

What parts are the small DC motors made up of and how its steady speed?

On 2019-01-02 17:44:05  in Knownlege

What parts are the small DC motors made up of and how its steady speed?

This article describes the Parts of small DC motors and its steady speed ...

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 ...

Process document

On 2018-12-13 14:22:11  in Knownlege

Process document

This article briefly introduces Pipeline production process documents. ...

Insulation resistance

On 2018-12-11 14:12:15  in Knownlege

Insulation resistance

This article briefly introduces insulation resistance ...

What is the role of the transformer?

On 2018-12-05 10:13:54  in Knownlege

What is the role of the transformer?

This article describes the role of the transformer ...

How to use the OTC700 series automobile digital multimeter to text the rotation speed and duty?

On 2019-04-24 11:39:47  in Knownlege

How to use the OTC700 series automobile digital multimeter to text the rotation speed and duty?

This article describes the use of OTC700 series automobile digital multimeter to text the rotation speed and duty ...