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 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. ...
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 ...
Programmable implementation of NFC-based LED driver power supply
On 2019-07-19 11:17:56 in Photoelectric
This article describes Programmable implementation of NFC-based LED driver power supply ...
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 white LED illumination by fluorescence conversion?
On 2019-01-11 10:25:12 in Photoelectric
This article writes about the principle of white LED illumination by fluorescence conversion ...
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. ...
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 ...
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. ...