An audio file player based on an MP3 module with FM radio, Bluetooth and remote control; a 10 V stereo output and two speakers are used for the listening. The device can even work via outlet...

    • Posted 2 weeks ago
    • 0
  • How to make earthquake alarm

      Let’s test the D7S by Omron, the world’s smallest seismic transducer, and create a seismograph capable of a sensitivity and an accuracy that are comparable to the ones found in professional tools.   Each day, thousands...

    • Posted 5 months ago
    • 1
  • Lightning detector

      Is a storm on its way? Let’s find out using a circuit based on a sensor to detect electrical shock in the atmosphere capable of letting us know how near and how strong it is. Meteorological...

    • Posted 6 months ago
    • 0
  • Time of Flight technology: a Proximity laser sensor

      Based on Time of Flight technology, the module provides information to a microcontroller regarding distance detected in front of its optical sensor based on time-of-flight of a light impulse.   Contactless distance measurement, therefore employing electronics...

    • Posted 1 year ago
    • 0
  • MMA7455L Three Axis Digital Output Accelerometer

        This module integrates the sensor MMA7455L (produced by Freescale), able to detect the movement on three axes, and then in every direction. The chip offers the possibility to select three different sensitivity (± 2g, ±...

    • Posted 7 years ago
    • 17