Arduino Uno used as a voltage meter and a 6 MHz frequency counter displayed on PC.
Save time by knowing whether the Faculty is in his chamber or not.
Cost and availability of retirement villages cause aging people to stay in their own homes. This system monitors their daily events.
Use a $9 GSM module & the Hologram network to remotely control any Arduino with Blynk App.
Simple data logger that stores electrical data (voltage, current, power, energy, etc.) in an SD card, with timestamp for later analysis.
Using a standard water meter with pulse output, counts the pulses to measure the volume and cost of water used.
I used a Raspberry Pi 2 to make a mini data acquisition system that fits inside of a lunchbox.
Simple weather station with WiFi forecast and measuring of temperature, humidity, air pressure via MKR ENV shield.
A self-made (cheap) water level sensor and water level indicator to measure 5 water levels in a reservoir tank.
Here is an interesting way of monitoring yours or your kids driving habits by monitoring hard braking/accelerations and tailgating data.
An attempt to achieve: 1. Shifter LEDs with RPM display 2. Manual gearbox sensing and display 3. CAN bus values forwarding to RaceChrono.
How I built an Arduino energy monitor and data logger to collect energy data for different loads and plotted that data using Excel.
Arduino based wireless temperature and humidity sensor, can run for 1 year on single 14505 battery, and data transmission is encrypted.
Graph any data on your own 3D bar chart in seconds. Just edit two variables and personalise the colours.
An Arduino Nano wireless weather station gathering data from DHT22 and a BME280 sensors and transmitting via nRF24L01 (2.4 GHz).
A demo SCADA control system to operate and monitor a pumping water station.
A completely autonomous way to monitor a location's temperature and humidity, whether a light is on, and if motion was detected.
Retrieve and modify SQLite files. Retrieving from an indexed database table having 10 million rows takes less than a second.
There are a lot of Arduino-based metal detectors using various technologies. This is one of them that uses direct frequency measurement.
RFID door lock with ESP32 + Microchip 25AA512 SPI EEPROM + SPI 2.4 TFT + WiFi logging on server.
Here we measure rainfall.
This project shows how to use MATLAB and Arduino to acquire and fix data from a bundle of DHT22 sensors, live plot, and export the results.
The purpose of this project is to investigate the general tuning process required to use e85 fuel for extra power.
Interactive snake enclosure that is temperature and humidity controlled and uses lat-long to mimic natural light cycles, with an online cam.