LEDVANCE announces that it will close a factory in the US

On 2019-05-15 13:21:34  in Knownlege

LEDVANCE announces that it will close a factory in the US

This article describes that LEDVANCE will close a factory in the US ...

Do you know how to design the system ground?

On 2019-10-16 10:27:51  in Knownlege

Do you know how to design the system ground?

This article describes the characteristics of the system ground. ...

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 ...

Further Promotes the Growth of the Smart Cable Protection System

On 2018-12-29 11:53:50  in Knownlege

Further Promotes the Growth of the Smart Cable Protection System

This article describes the further promotes the growth of the smart cable protection system ...

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 ...

When using resistance and line on-off test mode of the automotive digital multimeter.

On 2019-04-22 14:33:41  in Knownlege

When using resistance and line on-off test mode of the automotive digital multimeter.

This article write about when using resistance and line on-off test mode of the automotive digital multimeter.The correct method of choosing gear and connecting detection line is adopted. ...

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 ...

How to layout components when design a printed circuit board?

On 2019-01-14 13:39:47  in Knownlege

How to layout components when design a printed circuit board?

This article describes the layout design of printed circuit boards ...

Universal Panel Meter is configurable for measurement, display or control

On 2018-12-18 13:16:25  in Knownlege

Universal Panel Meter is configurable for measurement, display or control

This article writes about universal panel meter is configurable for measurement, display or control ...

What is the Nitride system?

On 2019-01-12 16:06:47  in Knownlege

What is the Nitride system?

This article describes the Nitride system ...

Process document

On 2018-11-01 13:44:45  in Knownlege

Process document

process route list.The process route table is used for the arrangement and scheduling of product production,which reflects the whole process of product preparation from blank to finished product ...

What are the luminescent Properties of LaInO3:Eu Phosphors?

On 2019-01-12 11:15:53  in Knownlege

What are the luminescent Properties of LaInO3:Eu Phosphors?

This article describes the Luminescent Properties of LaInO3:Eu Phosphors ...

The Development Trends of Electronic Components Industry

On 2018-12-18 13:32:59  in Knownlege

The Development Trends of Electronic Components Industry

This article describes the development trends of electronic components industry ...

What is the silicate system?

On 2019-01-15 11:07:23  in Knownlege

What is the silicate system?

This article briefly introduces the silicate system ...

What is tungsten-molybdate system?

On 2019-01-14 16:51:56  in Knownlege

What is tungsten-molybdate system?

This article describes the tungsten-molybdate system ...

How the Intel H55 chipset motherboard works?

On 2019-04-18 13:57:22  in Knownlege

How the Intel H55 chipset motherboard works?

This article writes about the Intel H55 chipset motherboard ...

How the AMD A75 chipset motherboard works?

On 2019-04-30 11:02:30  in Knownlege

How the AMD A75 chipset motherboard works?

This article describes the work principle of AMD A75 chipset motherboard. ...

What is the mechanism of pr3+ activation?

On 2019-01-11 11:53:16  in Knownlege

What is the mechanism of pr3+ activation?

This article describes the mechanism of pr3+ activation. ...

What is the basic principle of phosphor luminescence?

On 2019-01-11 11:26:04  in Knownlege

What is the basic principle of phosphor luminescence?

This article describes the basic principle of phosphor luminescence. ...

​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. ...

The working principle of AMD RS880 chipset motherboard

On 2019-04-11 11:11:16  in Knownlege

The working principle of AMD RS880 chipset motherboard

This article describes the working principle of AMD RS880 chipset motherboard. ...

What is the fake load?

On 2019-04-11 11:33:01  in Knownlege

What is the fake load?

This article briefly introduces the fake load. ...

Active PFC and passive PFC

On 2019-04-10 11:11:40  in Knownlege

Active  PFC and passive  PFC

This article briefly introduces the Active PFC and passive PFC ...

Decoupling capacitance design

On 2018-12-06 11:51:04  in Knownlege

Decoupling capacitance design

This article briefly introduces the decoupling capacitance design ...

How to repair the reset circuit?

On 2019-05-05 14:17:25  in Knownlege

How to repair the reset circuit?

This article describes the Repair method for reset circuit failure. ...

What should you know before solder?

On 2019-01-12 13:20:48  in Knownlege

What should you know before solder?

This article describes some konwnledge that you should know before solder. ...

What is the PSON?

On 2019-03-14 11:40:34  in Knownlege

What is the PSON?

This article writes about the PSON. ...

How the Intel G41 chipset motherboard works?

On 2019-04-12 11:39:48  in Knownlege

How the Intel G41 chipset motherboard works?

This article describes how the Intel G41 chipset motherboard works ...

What is excitation spectra?

On 2019-01-11 13:21:32  in Knownlege

What is excitation spectra?

This article briefly introduces the principle of excitation spectra ...

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. ...

The operating principle of Intel single-bridge H55 chipset motherboard boot circuit.

On 2019-04-27 15:27:46  in Knownlege

The operating principle of Intel single-bridge H55 chipset motherboard boot circuit.

This article describes the operating principle of Intel single-bridge H55 chipset motherboard boot circuit. ...

The operating principle of the Intel dual-bridge G41 chipset motherboard boot circuit.

On 2019-04-17 17:02:11  in Knownlege

The operating principle of the Intel dual-bridge G41 chipset motherboard boot circuit.

This article describes the operating principle of the Intel dual-bridge G41 chipset motherboard boot circuit. ...

Classification of amplifiers and distinction between tubes and transistors

On 2018-12-08 11:52:44  in Knownlege

Classification of amplifiers and distinction between tubes and transistors

This article writes about the classification of amplifiers and different roles of tubes and transistors ...

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 design analog switches to switch audio signals?

On 2021-03-25 10:43:32  in Knownlege

How to design analog switches to switch audio signals?

This article describes the characteristics of the switch audio signals. ...

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. ...

The operating principle of AMD single-bridge A55 chipset motherboard boot circuit.

On 2019-04-26 10:52:17  in Knownlege

The operating principle of AMD single-bridge A55 chipset motherboard boot circuit.

This article describes the operating principle of AMD single-bridge A55 chipset motherboard boot circuit. ...

What is the working principle of ISL6545 chip?

On 2019-04-25 10:59:37  in Knownlege

What is the working principle of ISL6545 chip?

This article analyze the working principle of ISL6545 chip ...

Photoelectric effect

On 2018-12-06 10:21:02  in Knownlege

Photoelectric effect

This article briefly introduces the photoelectric effect ...

What is the definition and major categories of low-voltage electrical appliances?

On 2019-05-23 11:55:08  in Knownlege

What is the definition and major categories of low-voltage electrical appliances?

This article briefly introduces the definition and major categories of low-voltage electrical appliances ...