A proximity sensor detects the ball and starts up a pair of 540 R/C motors, ... Python code, a lot of pictures and step-by-step instructions so that you, too, ...

The calculation of the distance is achieved by processing the output of IR sensor through an ADC0804 analog to digital converter. It is calibrated to get accurate distance measurement. During power-on ...

OD200 succeeds in achieving significantly more accurate measurements on challenging surfaces. The OD200 delivers more stable ...

For example, an 18-mm extended range sensor has a nominal sensing distance of 12 mm, while an 18-mm RFID read/write head can read tags at 40 mm or greater. It’s easy to place the RFID read head ...