How to detect the AC voltage/current and DC voltage/current with using a multimeter?

On 2019-02-22 13:54:44  in Technology

How to detect the AC voltage/current and DC voltage/current with using a multimeter?

​This article describes methods for detecting the AC voltage/current and DC voltage/current with using a multimeter ...

What is a monochrome LED dot matrix display?

On 2018-10-29 15:27:20  in Relays

What is a monochrome LED dot matrix display?

Excellent LED dot matrix display is a monochrome light-emitting diode in accordance with the structure of rows and columns ...

What are the classifications of led control cards?

On 2019-07-09 14:15:55  in Photoelectric

What are the classifications of led control cards?

This article briefly introduces the classifications of led control cards ...

What are the characteristics and applications of white LEDs?

On 2019-01-18 17:40:38  in Photoelectric

What are the characteristics and applications of white LEDs?

This article briefly introduces the characteristics and applications of white LEDs. ...

Voltage regulator diode

On 2018-12-18 17:06:17  in Generally electronic semiconductor

Voltage regulator diode

This article introduces the voltage regulator diode ...

Display LCD and LED

On 2018-12-08 10:52:21  in Generally electronic semiconductor

Display LCD and LED

This article writes about the different roles of display LCD and LED ...

LED digital tube.

On 2021-03-03 10:32:13  in Generally electronic component

LED digital tube.

This article describes the role of LED digital tube. ...

LED digital tube

On 2018-12-13 14:17:22  in Generally electronic semiconductor

LED digital tube

This article describes the role of LED digital tube. ...

What are the problems when LED display does not display or display incomplete?

On 2019-07-16 11:06:51  in Photoelectric

What are the problems when LED display does not display or display incomplete?

This article describes the LED display does not display or display incomplete fault causes and troubleshooting methods ...

How to produce a LED dimming table lamp?

On 2019-01-22 16:51:25  in Technology

How to produce a LED dimming table lamp?

This article describes how to produce a LED dimming table lamp ...

What are the application fields of led display?

On 2022-01-05 10:45:29  in Discrete Semiconductor

What are the application fields of led display?

This article describes the characteristics of the led display. ...

Analysis of the key points of USB loadable streaming interface driver?

On 2020-10-28 10:58:21  in Generally electronic semiconductor

Analysis of the key points of USB loadable streaming interface driver?

This article describes the characteristics of the interface. ...

​What is an LED digital tube?

On 2018-10-29 15:10:23  in Photoelectric

​What is an LED digital tube?

A commonly used LED digital tube is composed of seven light-emitting tubes,which is composed of eight figures,with a decimal point inside the eight-section digital tube, Figure is shown as the digital tube shape and internal Structure Chart ...

What is a LED emission tube and how to detect it?

On 2018-12-21 14:28:11  in Photoelectric

What is a LED emission tube and how to detect it?

This article briefly introduces what is a LED emission tube and how to detect it ...

OSRAM's first LED using quantum dot-light conversion technology is available

On 2019-05-28 13:49:41  in Discrete Semiconductor

OSRAM's first LED using quantum dot-light conversion technology is available

This article describes that OSRAM's first LED using quantum dot-light conversion technology is availableThis article describes that OSRAM's first LED using quantum dot-light conversion technology is available ...

Comparative analysis of 5 types of radiators for LED lighting fixtures

On 2019-07-09 13:56:22  in Photoelectric

Comparative analysis of 5 types of radiators for LED lighting fixtures

This article describes Comparative analysis of 5 types of radiators for LED lighting fixtures ...

ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices

On 2019-07-29 11:17:46  in Generally electronic component

ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices

This article briefly introduces ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices ...

12V battery level indicator circuit (LED bargraph)

On 2018-12-20 11:55:33  in Generally electronic component

12V battery level indicator circuit (LED bargraph)

This article briefly introduces 12V battery level indicator circuit (LED bargraph) ...

What is the work principle of LED cycle light and the list of components to form it?

On 2019-01-23 16:37:01  in Technology

What is the work principle of LED cycle light and the list of components to form it?

This article write about the work principle of LED cycle light and the list of components to form it ...

What is the structure and function of low-voltage electrical appliances?

On 2019-05-25 14:08:17  in Generally electronic component

What is the structure and function of low-voltage electrical appliances?

This article briefly introduces the structure and function of low-voltage electrical appliances Low-voltage electrical structure ...

What is the difference between LED screen and OLED screen structure?

On 2019-07-13 10:51:23  in Photoelectric

What is the difference between LED screen and OLED screen structure?

The article explores the difference between LED screen and OLED screen structure ...

What is a three-terminal integrated voltage regulator and how to classify?

On 2018-12-14 15:01:07  in Knownlege

What is a three-terminal integrated voltage regulator and how to classify?

This article describes the role of three-terminal integrated voltage regulator and how to classify ...

Light control automatic energy saving LED light circuit

On 2019-01-23 17:42:10  in Knownlege

Light control automatic energy saving LED light circuit

This article writes about the light control automatic energy saving LED light circuit ...

Study on luminescence Properties of Red Phosphors for White LED

On 2019-01-14 16:02:18  in Photoelectric

Study on luminescence Properties of Red Phosphors for White LED

This article study on luminescence Properties of Red Phosphors for White LED ...

What should be noticed during the selection and use of LED screens?

On 2020-07-25 10:21:45  in IC Chips

What should be noticed during the selection and use of  LED screens?

This article describes the characteristics of the LED. ...

Pin identification and detection method of LED digital tube

On 2019-01-05 12:09:49  in Photoelectric

Pin identification and detection method of LED digital tube

This article describes the pin identification and detection method for LED digital tube ...

​what is a multidigit LED digital tube?

On 2018-10-29 15:17:58  in Photoelectric

​what is a multidigit LED digital tube?

A number of LED digital tube is developed on the basis of an LED digital tube.The number of digital characters will be packaged together to become a number of digital control ...

What is a high-power Darlington tube ( module )?

On 2018-10-27 11:25:32  in IC Chips

What is a high-power Darlington tube ( module )?

The high-power Darlington tube is internally connected with a protective device,and the internal structure of the high-power Darlington tube is shown in Figure ...

What types and applications are machine vision LED light sources?

On 2020-05-08 09:55:00  in IC Chips

What types and applications are machine vision LED light sources?

This article describes the characteristics of the LED light sources. ...

What is the principle of LED lighting technology?

On 2021-11-25 10:39:52  in Photoelectric

What is the principle of LED lighting technology?

This article describes the characteristics of the LED lighting technology. ...

What is a transient voltage suppressor diode ( TVS )?

On 2019-01-02 17:00:45  in Generally electronic semiconductor

What is a transient voltage suppressor diode ( TVS )?

This article briefly introduces the transient voltage suppressor diode ( TVS ). ...

Development of connector technology

On 2019-07-03 10:57:03  in Connector

Development of connector technology

This article briefly introduces the development of connector technology ...

12V multiple output DC-DC voltage conversion module

On 2023-03-21 18:21:17  in IC Chips

12V multiple output DC-DC voltage conversion module

Multi-output DC-DC voltage converter modules convert one DC voltage into several different DC output voltages for powering multiple systems. They are found in many applications and offer over-current and over-temperature protection. ...

DC power supply voltage regulator circuit

On 2019-01-05 11:45:23  in Knownlege

DC power supply voltage regulator circuit

This article writes about the DC power supply voltage regulator circuit ...

What screen is led backlight and what is the difference with OLED?

On 2021-10-26 11:25:34  in Photoelectric

What screen is led backlight and what is the difference with OLED?

This article describes the characteristics of the led backlight ...

​how to detect the discoloration LEDs?

On 2018-10-26 16:40:18  in Memory

​how to detect the discoloration LEDs?

As shown in Figure 5-18,a circuit for detecting a discoloration light emitting diode (LEDs),a multimeter is placed in the RX10k2 block,and the two pin is connected. ...

What are the main differences between electromagnetic and capacitive voltage transformers?

On 2019-05-27 13:58:00  in Transformer

What are the main differences between electromagnetic and capacitive voltage transformers?

This article describes the main differences between electromagnetic and capacitive voltage transformers ...

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 ...

What are the three main technical routes for white LEDs?

On 2022-01-10 10:43:03  in Discrete Semiconductor

What are the three main technical routes for white LEDs?

This article describes the characteristics of the white LEDs. ...

​What is a transient voltage suppressor diode ( TVS )?

On 2018-10-26 16:57:28  in Relays

​What is a transient voltage suppressor diode ( TVS )?

Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...