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Technical Article

What is difference between IR sensor and ultrasonic sensor?

Time:2019-01-24 11:28:48 Click:

The difference between IR sensor and ultrasonic sensor:


IR sensor, Infra-Red sensor, whose circuit is simple; However, it is heavily influenced by light and ranging unavailable;


Ultrasonic sensor: Stable, ranging available and little influenced by light; However, it’s expensive and it’s impossible to use wildely due to its price;

BTW, generally, the ultrasonic module ranging is as far as 4-5 meters.


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