Tag Archives: electronics

Arduino and SR04 ultrasonic sensor – robot eyes !

Hooked an SR04 ultrasonic sensor to my arduino board – robot eyes ! Ranger sensor uses sonar to give accurate distance measurement to objects or obstacles placed in front of it. They’re surprisingly sensitive / accurate – I was able to reliably measure to a millimeter at 15cm range. These sensors are also now VERY […]

Posted in Arduino | Also tagged , 1 Comment