Light control automatic energy saving LED light circuit
On 2019-01-23 17:42:10 in Knownlege
This article writes about the light control automatic energy saving LED light circuit ...
Is the LED display a liquid crystal display?
On 2018-12-04 11:19:23 in Knownlege
This article briefly introduces the display liquid crystal display ...
What are the luminescent Properties of LaInO3:Eu Phosphors?
On 2019-01-12 11:15:53 in Knownlege
This article describes the Luminescent Properties of LaInO3:Eu Phosphors ...
What is excitation spectra?
On 2019-01-11 13:21:32 in Knownlege
This article briefly introduces the principle of excitation spectra ...
Electrooptic devices are just the opposite
On 2018-10-31 11:01:18 in Knownlege
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 is the magnetron of the microwave oven and how does it works?
On 2018-12-20 15:01:50 in Knownlege
This article introduces the functional characteristics, working principles of the continuous wave force air-cooled magnetron used in the microwave oven. ...
What is the role of the speakers in electro-acoustic devices?
On 2018-12-11 10:38:17 in Knownlege
This article describes the role of the speakers in electro-acoustic devices ...
LEDVANCE announces that it will close a factory in the US
On 2019-05-15 13:21:34 in Knownlege
This article describes that LEDVANCE will close a factory in the US ...
What is the Nitride system?
On 2019-01-12 16:06:47 in Knownlege
This article describes the Nitride system ...
The Development Trends of Electronic Components Industry
On 2018-12-18 13:32:59 in Knownlege
This article describes the development trends of electronic components industry ...
What is the silicate system?
On 2019-01-15 11:07:23 in Knownlege
This article briefly introduces the silicate system ...
What is tungsten-molybdate system?
On 2019-01-14 16:51:56 in Knownlege
This article describes the tungsten-molybdate system ...
What parts are the small DC motors made up of and how its steady speed?
On 2019-01-02 17:44:05 in Knownlege
This article describes the Parts of small DC motors and its steady speed ...
What is the mechanism of pr3+ activation?
On 2019-01-11 11:53:16 in Knownlege
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
This article describes the basic principle of phosphor luminescence. ...
The principle and comparison of several level gauges for different price grades.
On 2019-06-06 15:01:16 in Knownlege
The principle and comparison of several level gauges for different price grades. ...
What is the structure of a common mechanical multimeter?
On 2019-01-25 16:17:30 in Knownlege
This article writes about the structure of a common mechanical multimeter. ...
What is the structure of the moving coil microphone and how to detect it?
On 2019-01-02 15:05:41 in Knownlege
This article describes the structure and detection of the moving coil microphone ...
Main cell phone sensor
On 2018-12-06 10:44:40 in Knownlege
This article describes the role of different mobile phone sensors. ...
Universal Panel Meter is configurable for measurement, display or control
On 2018-12-18 13:16:25 in Knownlege
This article writes about universal panel meter is configurable for measurement, display or control ...
How to use the clamp ammeter?
On 2018-12-29 14:18:45 in Knownlege
This article briefly introduces the use of clamp ammeter ...
Power in the ATX power supply
On 2019-04-08 16:09:09 in Knownlege
This article writes about the active power and reactive power in the ATX power supply ...
What is the basic function of ATX power supply?
On 2019-03-20 11:40:51 in Knownlege
This article introduces the basic function of ATX power supply ...
Photoelectric effect
On 2018-12-06 10:21:02 in Knownlege
This article briefly introduces the photoelectric effect ...
What are the components of the wired mouse module and connector?
On 2019-01-14 17:44:21 in Knownlege
This article introduces some the components of the wired mouse module and connector ...
How to measure the AXTpower?
On 2019-03-12 14:26:30 in Knownlege
This article describes the method to measure the AXTpower ...
What is the Digital / analog multimeter?
On 2019-02-18 16:56:55 in Knownlege
This article describes two common digital / analog multimeter. ...
What is the Titanate system?
On 2019-01-14 17:51:29 in Knownlege
This article writes about the Titanate system. ...
Further Promotes the Growth of the Smart Cable Protection System
On 2018-12-29 11:53:50 in Knownlege
This article describes the further promotes the growth of the smart cable protection system ...
How to explain the working principle of buffer network?
On 2021-12-24 10:56:44 in Knownlege
This article describes the characteristics of the capacitor. ...
Functions of the OTC700 Series Digital Multimeter Display Panel.
On 2019-04-17 16:48:27 in Knownlege
This article writes about the Functions of the OTC700 Series Digital Multimeter Display Panel ...
How to select a pointer multimeter?
On 2019-02-12 16:42:48 in Knownlege
This article describes the selection of pointer multimeter. ...
What are the precautions when using a mechanical multimeter?
On 2019-01-27 15:03:50 in Knownlege
This article introduces some precautions when using a mechanical multimeter. ...
Classification of amplifiers and distinction between tubes and transistors
On 2018-12-08 11:52:44 in Knownlege
This article writes about the classification of amplifiers and different roles of tubes and transistors ...
What is the definition and classification of luminescence?
On 2019-01-15 15:05:43 in Knownlege
This article describes the definition and classification of luminescence. ...
How to synthesize phosphor?
On 2019-01-15 11:35:30 in Knownlege
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
This article briefly introduces debugging and Assembly of patch miniature FM Radio ...
Do you know how to design the system ground?
On 2019-10-16 10:27:51 in Knownlege
This article describes the characteristics of the system ground. ...
What is a MEG table and how to use it?
On 2019-01-04 11:24:23 in Knownlege
This article briefly introduces the MEG table and how to use it ...
How to make a wireless music doorbell?
On 2019-04-20 13:27:35 in Knownlege
This article describes the production of wireless music doorbell ...