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What is RGB LED?
Aug , 21 2020
The introduction of RGB The RGB color mode is a color standard in the industry. It obtains various colors by changing the three color channels of red (R), green (G), and blue (B) and superimposing them with each other. And RGB is the color representing the three channels of red, green, and blue. This standard includes almost all the colors that human vision can perceive, and it is one of the most ...
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What is a radio controlled clock?
Aug , 28 2020
Radio controlled timepieces, also known as wireless control timepieces, are a new generation of high-tech products following quartz electronic clocks. The wooden alarm clock radios is a quartz electronic clock with a functional structure of receiving radio carrier signal, data processing, and automatic correction. In this way, it can receive the standard time signal sent by the ground transmitting...
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How do the backlight function of LCD clock work？
Sep , 30 2020
The above picture is the backlight driver circuit diagram of a display screen (AUO M190ETN01.0 ,19") I designed before. This article is going to take this as an example to explain how to design an LED backlight driver circuit and the related principles behind it. 1. Basic principle analysis Large-size display screens are currently mainly LCDs. The LCD itself does not emit light. If you want t...
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What is DCF signal?
Jan , 15 2021
Introduction of DCF Code The flingDCF transmission tower and spare transmission tower are located in Mainen (latitude: 50°01' N, longitude: 09°00' E), about 25km southeast of Frankfurt. Since 1959, DCF77 has served as a standard frequency. Since 1973, time and date information has been added. The DCF transmission power is 50kW and the transmission frequency is 77.5kHz. The DCF signal is tran...
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