https://2019.makerfairerome.eu/en/
  • LPS35HW Water Resistant Pressure Sensor Now Available on Adafruit

    The ST LPS35HW is a water resistant barometric pressure and temperature sensor that is also safe to use in wet environments. In fact it combines protection from water intrusion with support for high precision relative and absolute...

    • Posted 2 months 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 1 year ago
    • 1
  • An Open Source Solid State Current measurement device

      A solid-state amperometric sensor, capable of measuring up to 5 A providing a voltage that is directly proportional to the current. There are many practical situations where we need to know the current absorption of a...

    • Posted 1 year ago
    • 0
  • Presenting MQ sensors: low-cost gas and pollution detectors

      Let’s discover a set of low-cost gas and pollution detectors that may be easily accessed from the Arduino World. Detecting and measuring pollution and the main gases (the ones we may come across in our daily...

    • Posted 2 years ago
    • 0
  • RoomSense Board offers multiple sensors including PIR motion detection

    The Gumstix RoomSense is a USB dongle board that can detect room occupancy using passive infrared (PIR) technology and report on temperature, humidity, and barometric conditions. The board can be customized in the Gumstix Geppetto online development...

    • Posted 2 years 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 2 years ago
    • 0
  • Very Useful Circuits…for Everyone!

    With Very Useful Circuits, foundational concepts of electrical engineering are explored through progressive projects that illustrate the concepts in action. Instead of abstract words and dry formulas, explore the function of transistors, capacitors and resistors by building...

    • Posted 2 years ago
    • 0
  • Microsoft’s Raspberry Pi Simulator: a Fully Open Source Prototyping Tool

    Microsoft has released an early version of a free, open-source Raspberry Pi simulator that can be accessed right through a web browser. Using Microsoft’s Azure cloud computing platform the simulator allows users to code an emulated Raspberry Pi using...

    • Posted 2 years ago
    • 0
  • The 1sheeld Virtual People Counter

      A virtual shield and a smartphone, with the addition of ultrasound sensors that allow us to detect passage and direction of anyone crossing a passage. Most of Arduino’s success is also due to the fact that...

    • Posted 2 years ago
    • 0
  • An Open Source Rain and Humidity sensor couple

      It detects humidity through two sensors which are to be used alternatively to let us know when there is water on the ground because it’s raining, or when the water level in a flowerpot is too...

    • Posted 2 years ago
    • 1
  • Build an open source Laser Reflection Barrier

      It allows us to detect the presence and passage of an object thanks to the combination of a laser diode which emits a light ray and a phototransistor which detects reflected light.   Robotics applications and...

    • Posted 2 years ago
    • 1
  • An open source Rain Sensor and controller

      Designed to be coupled to an irrigation controller, a weather station or motorized curtains and rolling shutters, it shuts down a relay when rain is detected.   One major issue when dealing with sprinkler controllers is...

    • Posted 3 years ago
    • 1
  • An Easy Temperature and Humidity for Raspberry Pi on Indiegogo

    An open-source digital temperature and humidity sensor for Raspberry Pi that works using the serial port. The goal is to make an easy-to-use professional-grade alternative to the common DHT-22, which we see falls short on repeatability and userfriendliness....

    • Posted 5 years ago
    • 0