Light control automatic energy saving LED light circuit
On 2019-01-23 17:42:10 in Knownlege
Is the LED display a liquid crystal display?
On 2018-12-04 11:19:23 in Knownlege
Max Born Institute in Berlin: Ultra-short current surges through rectified light
On 2019-05-11 13:47:17 in Knownlege
Classification of traverse
On 2018-10-30 11:53:32 in Knownlege
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. ...
Various pliers
On 2018-12-04 10:07:18 in Knownlege
LEDVANCE announces that it will close a factory in the US
On 2019-05-15 13:21:34 in Knownlege
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 Nitride system?
On 2019-01-12 16:06:47 in Knownlege
What are the luminescent Properties of LaInO3:Eu Phosphors?
On 2019-01-12 11:15:53 in Knownlege
What is the silicate system?
On 2019-01-15 11:07:23 in Knownlege
What is the mechanism of pr3+ activation?
On 2019-01-11 11:53:16 in Knownlege
What is excitation spectra?
On 2019-01-11 13:21:32 in Knownlege
Main cell phone sensor
On 2018-12-06 10:44:40 in Knownlege
The principle, advantages and disadvantages of several liquid level gauges
On 2019-07-03 10:58:24 in Knownlege
This article describes the principle, advantages and disadvantages of several liquid level gauges ...
What is the basic principle of phosphor luminescence?
On 2019-01-11 11:26:04 in Knownlege
How to layout components when design a printed circuit board?
On 2019-01-14 13:39:47 in Knownlege
Photoelectric effect
On 2018-12-06 10:21:02 in Knownlege
What is the definition and classification of luminescence?
On 2019-01-15 15:05:43 in Knownlege
What is the Titanate system?
On 2019-01-14 17:51:29 in Knownlege
Relationship between luminescent Properties of laino3 xsm Phosphors and concentration of SM
On 2019-01-14 10:56:40 in Knownlege
This article describes the relationship between luminescent Properties of laino3 xsm Phosphors and concentration of SM ...
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 ...
What is the Digital / analog multimeter?
On 2019-02-18 16:56:55 in Knownlege
Process document
On 2018-11-01 13:44:45 in Knownlege
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 ...
The Development Trends of Electronic Components Industry
On 2018-12-18 13:32:59 in Knownlege
What is tungsten-molybdate system?
On 2019-01-14 16:51:56 in Knownlege
Do you know how to design the system ground?
On 2019-10-16 10:27:51 in Knownlege
Laptop cooler
On 2018-12-05 12:07:56 in Knownlege
What is the principle of photoelectric conversion devices?
On 2018-12-08 10:40:53 in Knownlege
What is the work principle of inductive electronic welcome device?
On 2019-01-23 17:05:22 in Knownlege
What is the spectral properties?
On 2019-01-15 12:09:58 in Knownlege
Thermal management in displays is not just heating components
On 2019-05-10 13:56:42 in Knownlege
Benefits of home automation!
On 2018-12-21 11:50:08 in Knownlege
What is the difference between a two-stage switch and a single-stage switch?
On 2018-12-10 13:28:38 in Knownlege
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. ...
What is the working principle of a gas-fired heat gun?
On 2019-01-27 15:01:50 in Knownlege
Filter circuit
On 2019-01-04 13:28:12 in Knownlege
How to measure the AXTpower?
On 2019-03-12 14:26:30 in Knownlege
Further Promotes the Growth of the Smart Cable Protection System
On 2018-12-29 11:53:50 in Knownlege
When using resistance and line on-off test mode of the automotive digital multimeter.
On 2019-04-22 14:33:41 in Knownlege
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. ...
What are the Electronic configuration and Spectral characteristics of luminescent elements in thin crystals?
On 2019-01-12 14:50:34 in Knownlege
This article describes the Electronic configuration and Spectral characteristics of luminescent elements in thin crystals ...