A simple electromagnetic sensor to measure current induced by a moving magnetic field!
Cost and availability of retirement villages cause aging people to stay in their own homes. This system monitors their daily events.
There are a lot of Arduino-based metal detectors using various technologies. This is one of them that uses direct frequency measurement.
This project takes hourly temperature and humidity readings from a humidor. A Web API sends the readings to Azure SQL and Twitter.
Monitor your precious plant wirelessly with FlowerPot monitor.
Counting the energy consumption from the (Ferraris) meter using a reflex optocoupler. The impulses are counted by a Arduino Uno.
Monitor lightning activity and get alerted on dangerous situations.
Here is an interesting way of monitoring yours or your kids driving habits by monitoring hard braking/accelerations and tailgating data.
This project requires no wiring and is really cool it is able to decode and encode a language that i made up called HEX and Binary.
A ESPDuino based version of my WindowsIoT Environment Logger that is integrated with Adafruit.IO.
Remotely switch things and read data using ESP8266 Arduino and your website.
Analyze the responses of a bandpass Butterworth and Chebyshev1 filter deployed to an Arduino Nano from the Wolfram Language.
An intermediate project involving long range, low power communication between two Arduino boards with the help of the Reyax RYLR896 module.
Frequency counter and voltmeter for Android phone or tablet using Arduino and Bluetooth.
The values of t° sensors DS18B20, waterproofed DS18B20, AM2302 will be compared with micro:bit temperature sensor and standard thermometer.
Control Arduino outputs and read input data on your website using Ethernet module ENC28J60.
Posting of your weather sensor readings for multiple weather sensors to various public websites.
Home automation system.
A low-power Arduino car counter that works by logging each time a car drives over a rubber tube across the road.
Restores your Wi-Fi connection for you, so you don't have to, and keeps a track of how often this is done.
Get a visual on air pressure... and finally know for sure if your headache tracks the barometer and if your mood does too.
Design and build a system for monitoring structural movements in smart buildings with Infineon 3D Magnetic 2Go.
Control Arduino from your smartphone or laptop using Bluetooth.
Measure wind, rain, temperature, humidity, and light in remote locations using ThingSpeak, Particle, and the Sentient Things IoT Node.