DC power supply voltage regulator circuit
On 2019-01-05 11:45:23 in Knownlege
This article writes about the DC power supply voltage regulator circuit ...
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 ...
What is a three-terminal integrated voltage regulator and how to classify?
On 2018-12-14 15:01:07 in Knownlege
This article describes the role of three-terminal integrated voltage regulator and how to classify ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 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. ...
What is the definition and major categories of low-voltage electrical appliances?
On 2019-05-23 11:55:08 in Knownlege
This article briefly introduces the definition and major categories of low-voltage electrical appliances ...
What is excitation spectra?
On 2019-01-11 13:21:32 in Knownlege
This article briefly introduces the principle of excitation spectra ...
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 ...
Multi-turn potentiometer and single-turn potentiometer
On 2018-12-10 11:01:32 in Knownlege
This article briefly introduces multi-turn potentiometer and single-turn potentiometer ...
What is the role of the transformer?
On 2018-12-05 10:13:54 in Knownlege
This article describes the role of the transformer ...
Photoelectric effect
On 2018-12-06 10:21:02 in Knownlege
This article briefly introduces the photoelectric effect ...
What are the main differences between Automobile Digital Multimeter and ordinary Digital Multimeter？
On 2019-02-27 11:07:48 in Knownlege
This article introduces the main differences between Automobile Digital Multimeter and ordinary Digital Multimeter. ...
What are the common types of power transformers?
On 2018-12-06 10:08:20 in Knownlege
This article writes about the different types of power transformers. ...
What are the methods of handling problems encountered during using pointer multimeters?
On 2019-02-15 13:49:38 in Knownlege
This article introduces some methods of handling problems encountered during usingpointer multimeters ...
What is a resistor?
On 2018-12-14 13:26:07 in Knownlege
This article describes what is a resistor ...
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 ...
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 ...
The platinum used in Bosch's new fuel cell
On 2019-06-03 14:57:42 in Knownlege
The platinum used in Bosch's new fuel cell will be one-tenth the platinum used in existing fuel cell vehicles. It is expected to be launched in 2022. ...
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 ...