Both boards have a vibration sensor to detect bags hitting the top, and an IR break-beam sensor pair across the hole. An Arduino Nano reads from the sensors and controls an amplifier and a DF ...

Vibration sensor details SW-420 As you might notice, the core part of the SW-420 vibration sensor module is an omni-sensing vibration/tilt switch that has a part number SW-420. Looking at some details ...

Finger Bend is a unique DIY Arduino powered textile flex sensor, created as part of the Swatch Exchange, enabling you to trigger actions by simply bending ...