This is a BMS charger that would be as universal as possible for testing Li-ion or LifePo4 cells.
There are a lot of Arduino-based metal detectors using various technologies. This is one of them that uses direct frequency measurement.
Control Arduino from your smartphone or laptop using Bluetooth.
This project uses the SRP-1037FG cooker, which doesn't work anymore as a rice cooker after some use.
What'd it be to interact with people using 'social media features' in real life? There's a wearable that explores exactly that!!!
Greenhouse with solar panel and battery to power windows, water collector and pump, LoRaWAN IOT for temp/humidity/remote interface
Origami Mask which require no glue or stapling. A4 paper and non latex silicon bands make a cheap and hygiene disposable mask.
Recycle your old cellphone to build one and connect it by a browser to your new phone, PC or tablet!
Using AI on the edge to classify recycle vs. landfill and use robotic arm for sorting the garbage.
A DIY pinwheel controlled by Arduino using a DC motor recycled from a portable CD player.
The Bot of Bits or BoB to his friends, is a dainty robot made from leftover components and kits we had in our office.
Automatic fans act in stages depending on atmospheric conditions with an alert at full capacity.
Turn an old "roller ball" mouse into a MIDI controller that can unlock new ways of making digital music.
Complete design of a traffic light using 250 high brightness LED, learn the electronic circuit and have fun controlling it with your Arduino
How to Salvage and Reuse Old PCB's
First optical toy (1832), which allowed to reproduce the movement of an image. Here motorized and reproduced with Arduino.
Cute little DIY project using 8x8 LED matrix module and nRF24L01.
A bells and whistles rock tumbler for under $10. Too good to be true? Nope, it's not.
Measuring the capacity of a battery
Automatic pet dispenser based on IFTTT, littleBits and some recycled stuff.
Develop a low cost, open source, waste plastic extruder.
A tabletop arcade machine built only from parts I already had available at home, using a Raspberry Pi, an old monitor and PS2 joysticks.
In this article, you'll learn how to make Monitoring system about hydroponic using IoT based ESP8266.
Make an articulated robot action figure from your favorite soda can.
