SA56-21EWA

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SA56-21EWA is a kind of LED character and numeric display module, which can be used in various fields to display characters and numbers. This module is composed of 2 digits LED display (7 segments) and LED dot arrays (14 bars). LED display is mainly used to display numbers, alphabets, Pinyin and other characters, while LED dot arrays can be used to show trends or static images.

The main features of SA56-21EWA are: display bright and clear, small size, light weight, wide viewing angle, good anti-tampering performance, good anti-interference ability, long service life and low power consumption. It can completely replace traditional LCD displays and is an ideal display device for applications in public transport, security systems, industrial production lines, and various machines as well as radio and TV broadcast.

The working principle of SA56-21EWA is based on a principle of electric circuit. This module consists of two parts: the power drive circuit and the display head circuit. The power drive circuit is usually composed of integrated circuits, transistor arrays and other components, and is mainly responsible for the supply power for the entire module, so that the internal circuits of the module can work normally. The display head circuit is mainly composed of a set of display tubes, gauges and other components.Through the feedback of the power drive circuit, it can control the output current of the display head circuit, so as to achieve the effect of displaying characters and numbers.

In general, SA56-21EWA has become a cost-effective, efficient and reliable display device for applications in the fields of public transport, security systems, industrial production lines and various machines as well as radio and TV broadcast. Owing to its high accuracy, strong anti-interference ability and long service life, it has been widely applied in various fields with good customer feedback.

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