Tag Archive for "18650 Battery"

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A WiFi repeater with ESP8266 on battery
An inexpensive WiFi repeater that you can easily build at home. A single 4800mAh battery’s expected run time is about three days. The WiFi module used is an ESP8266-01 powered with a 18650 battery. By modifying the...
- Posted 8 months ago
- 0
Fighting robot with claws
With this project you will be able to build your own fighting robot at home. The shell is laser engraved but of course you can also print it in 3D. The robot will be controlled by an...
- Posted 9 months ago
- 0

LEGO Compatible Arduino Modules Set
Design, build and have fun with this handy case containing...
- Posted 4 days ago
- 0
BME280 – Pressure, humidity, temperature sensor
Ultra-small module (13.3×10.6×3.5 mm) based on the BME280 pressure, humidity...
- Posted 1 month ago
- 0
Jolly: add WiFi to your Arduino UNO
With 10 million Arduino UNO sold worldwide, this board becomes...
- Posted 4 months ago
- 2
Multimedia Box Multimedia with Raspberry PI4 – 4GB
JT-PIMEDIA is a set that includes of a black acrylic...
- Posted 4 months ago
- 0
Control everything remotely with the GSM shield
We emulate the TDG series remote controls using the GSM...
- Posted 5 months ago
- 0
Plexiglass parts and 3D printed container
Set containing all the LASER-cut plexiglass parts and the 3D...
- Posted 7 months ago
- 0
Strip 144 LED NEOPIXEL length 1 meter – IP67
Addressable light strip with144 high brightness, flexible and weatherproof RGB...
- Posted 7 months ago
- 0
Arduino Mega Protoshield
This experimental board, made specifically for Arduino Mega, makes the...
- Posted 7 months ago
- 0

PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
- Posted 11 months ago
- 0
DIY Sensor – Innovation & Implementation
A sensor converts data such as heat, light, sound,...
- Posted 2 years ago
- 0
Getting Started with the ESP32
This article is a getting started guide for the ESP32...
- Posted 3 years ago
- 0

The flame that doesn’t burn
Based on Neopixel and a special ultra-thin Arduino, it simulates...
- Posted 3 months ago
- 1
Here are the Winners from the 3Drag 3d printing contest
Here we are, eventually the contest has come to an...
- Posted 8 years ago
- 0
Updates from the 3Drag 3dprinting contest: Roland Hoffert’s Hacks
Roland Hoffert, from www.eytec.de, submitted us this 3Drag (Velleman K8200...
- Posted 8 years ago
- 0
Updates from the 3Drag 3dprinting contest: Karl Seiss’s Hack
Karl Seiss from Austria made a very clever hack to...
- Posted 8 years ago
- 0

PCB Recycling: The Core of Your Electronics Is More Valuable Than You Think
The screen you are looking at this very moment will...
- Posted 4 months ago
- 4
PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
- Posted 11 months ago
- 0
The Open Source community united against Covid-19
On March 11, WHO (World Health Organization) officially declared the...
- Posted 2 years ago
- 0
Coronavirus: Now Is The Time For Solidarity
The moment we are living, in China before and all...
- Posted 2 years ago
- 0

Arduino ISP (In System Programming) and stand-alone circuits
We use an Arduino to program other ATmega without...
- Posted 10 years ago
- 225
Arduino GSM shield
This is a very low...
- Posted 11 years ago
- 218
Localizer with SIM908 module
The device is based on a GSM/GPRS module with...
- Posted 10 years ago
- 187
GSM GPS shield for Arduino
Shield for Arduino designed and based on the module...
- Posted 10 years ago
- 181
Small Breakout for SIM900 GSM Module
Some post ago we presented a PCB to mount...
- Posted 11 years ago
- 115

LEGO Compatible Arduino Modules Set
Design, build and have fun with this handy case...
- Posted 4 days ago
- 0
Energy Meter GSM with Arduino (part 2)
It monitors the electricity consumption and sends the...
- Posted 2 weeks ago
- 0
All Calls open: applications by 26 June
From 7 to 9 October 2022 “Maker Faire...
- Posted 2 weeks ago
- 0
Energy Meter GSM with Arduino (part 1)
It monitors electricity consumption and sends the detected...
- Posted 3 weeks ago
- 0
BME280 – Pressure, humidity, temperature sensor
Ultra-small module (13.3×10.6×3.5 mm) based on the BME280 pressure,...
- Posted 1 month ago
- 0