Analysis of the working principle of anti-interference filter?
On 2020-10-19 10:30:35 in Photoelectric
This article describes the characteristics of the filter. ...
Pin identification and detection method of LED digital tube
On 2019-01-05 12:09:49 in Photoelectric
This article describes the pin identification and detection method for LED digital tube ...
How to design a high-efficiency LED driver circuit?
On 2021-11-13 10:52:16 in Photoelectric
This article describes the characteristics of the LED driver. ...
How to measure the LED digital tube?
On 2018-10-29 15:14:20 in Photoelectric
The appearance discrimination of digital tube usually has 10 pins,usually divided into two rows. ...
How to choose the right gaming monitor?
On 2021-11-15 11:21:35 in Photoelectric
This article describes the characteristics of the monitor. ...
Why do the monitors exhibit different capacitance bulging?
On 2019-07-11 10:28:54 in Photoelectric
This article briefly introduces the reasons of monitors exhibiting different capacitance bulging ...
How to solve the electromagnetic interference problem of LED drive power?
On 2019-09-24 10:17:31 in Photoelectric
This article briefly introduces how to solve the electromagnetic interference problem of LED drive power? ...
What is an optical coupler and how to measure it?
On 2018-12-15 14:23:34 in Photoelectric
This article introduces what is an optical coupler and how to measure it ...
How to measure the optocoupler?
On 2018-10-27 10:43:42 in Photoelectric
Because the way of the optical coupler is not the same,so the test should be based on different structures for measurement and judgment. ...
what is a multidigit LED digital tube?
On 2018-10-29 15:17:58 in Photoelectric
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 the principle of the scanning method of the led display?
On 2021-10-25 10:50:28 in Photoelectric
This article describes the characteristics of the led display. ...
What screen is led backlight and what is the difference with OLED?
On 2021-10-26 11:25:34 in Photoelectric
This article describes the characteristics of the led backlight ...
What is a LED emission tube and how to detect it?
On 2018-12-21 14:28:11 in Photoelectric
This article briefly introduces what is a LED emission tube and how to detect it ...
How to detect and repair ?
On 2018-12-20 13:52:32 in Photoelectric
This article describes how to detect and repair LEDs ...
What is an LED digital tube?
On 2018-10-29 15:10:23 in Photoelectric
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 ...
Photosensitive resistor and photosensitive transistor
On 2018-12-29 15:34:08 in Photoelectric
This article describes the photosensitive resistor and photosensitive transistor ...
what is a discoloration light emitting diode?
On 2018-12-27 13:33:07 in Photoelectric
This article describes the discoloration light emitting diodes ...
How to design the power module of LED display?
On 2021-11-26 11:21:29 in Photoelectric
This article describes the characteristics of the power module. ...
How to use and maintain LED transparent screen correctly?
On 2021-12-02 10:36:11 in Photoelectric
This article describes the characteristics of the LED transparent screen. ...
What are the main parameters and types of LEDs and how to detect LED?
On 2018-12-14 13:55:28 in Photoelectric
This article writes about the the main parameters and types of LEDs and how to detect LED ...