Tag Archive for "mq2" - Open Electronics

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Smart Home Safety Monitor System using Arduino & Ubidots
Here is an easy tutorial about creating a diy domotic assistant for your home. It allows you to collect many environmental values from different sensors and shows them on a web page. It is also Telegram...
- Posted 7 months ago
- 0

Smart switching battery charger for lead batteries 6-12V – 1A
Automatic switching battery charger for lead batteries of type WET,...
- Posted 4 weeks ago
- 0
SET OF 100 BLUE LEDs
100 pcs Ultra Bright 5mm Round LED Diode, color Blue. Current 5-20...
- Posted 1 month ago
- 0
SET OF 100 RED LEDs
100 pcs Ultra Bright 5mm Round LED Diode, color red. Current 5-20...
- Posted 1 month ago
- 0
GSM modem with USB
We make a device that allows GPRS connectivity via...
- Posted 4 months ago
- 0
GPS L80-R module with antenna
66-channel GPS receiver module with patch antenna, UART interface: 4800-115.200bps...
- Posted 4 months ago
- 0
1D and 2D Barcode reader module
Compact and high-performance module capable of reading linear (Code 39,...
- Posted 4 months ago
- 0
128×64 OLED display – white characters
Module with 2.42″, 128×64 pixel OLED (Organic Light Emitting Diode)...
- Posted 4 months ago
- 0
3.5inch Touch LCD Shield for Arduino
Shield for Arduino Uno consisting of a TFT LCD display...
- Posted 4 months ago
- 0

Here are the Winners from the 3Drag 3d printing contest
Here we are, eventually the contest has come to an...
- Posted 6 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 6 years ago
- 0
Updates from the 3Drag 3dprinting contest: Karl Seiss’s Hack
Karl Seiss from Austria made a very clever hack to...
- Posted 6 years ago
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Updates from the 3Drag 3dprinting contest: Fa)(a from Giacomo Falaschi
Giacomo Falaschi sent us his Falla3D new printer project: you...
- Posted 6 years ago
- 0

The Open Source community united against Covid-19
On March 11, WHO (World Health Organization) officially declared the...
- Posted 4 months ago
- 0
Coronavirus: Now Is The Time For Solidarity
The moment we are living, in China before and all...
- Posted 4 months ago
- 0
5 Types of Industrial Flowmeter
In an industrial setting, the use of flow meters...
- Posted 4 months ago
- 0
The Best Gadgets for Seniors That Will Help Improve Their Everyday Lives
The majority of adults would, for the most part, rather...
- Posted 11 months ago
- 0

Arduino ISP (In System Programming) and stand-alone circuits
We use an Arduino to program other ATmega without...
- Posted 8 years ago
- 224
Arduino GSM shield
This is a very low...
- Posted 9 years ago
- 218
Localizer with SIM908 module
The device is based on a GSM/GPRS module with...
- Posted 8 years ago
- 185
GSM GPS shield for Arduino
Shield for Arduino designed and based on the module...
- Posted 8 years ago
- 181
Small Breakout for SIM900 GSM Module
Some post ago we presented a PCB to mount...
- Posted 9 years ago
- 115

Never Ride Alone
NRA allows us, in case of bike accident, to...
- Posted 2 weeks ago
- 1
Visualize sorting algorithms with Arduino and LED strip
Sorting algorithms are the basic algorithms for beginners who...
- Posted 2 weeks ago
- 1
Crowdfunding an ESP32-Based Phone
Last time we took a look at the WiPhone, back...
- Posted 2 weeks ago
- 1
Raspberry Pi with Codesys PLC UI controlling an Arduino
In this tutorial, you will learn how to set...
- Posted 3 weeks ago
- 1
Artificial Intelligence (AI) Based line Following robot
After developing the Arduino based Pick & Place Robot...
- Posted 3 weeks ago
- 1