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How to make a ultrasonic sensor with LEGO pieces?

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Discover how to make an ultrasonic HC-SR04 sensor compatible with pieces LEGO (bricks) to be able to insert it into your robot.

Assembly:

In HC-SR04 ultrasonic sensor you will find a description with the technical characteristics of the ultrasonic sensor.

In this LEGO Digital Designer file, you will find the Assembly instructions for the housing of the HC-SR04 sensor with LEGO pieces:

SR04_LEGO

Here you have an example:

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To fix the ultrasound we use a thermo-sealing gun applied on the corners:

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List of materials to be used:

How to measure distances?

"¿Cómo medir distancias con el sensor de ultrasonidos HC-SR04 con Arduino?"
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