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An Open Source Rain and Humidity sensor couple
It detects humidity through two sensors which are to be used alternatively to let us know when there is water on the ground because it’s raining, or when the water level in a flowerpot is too...
- Posted 10 months ago
- 1
An open source Rain Sensor and controller
Designed to be coupled to an irrigation controller, a weather station or motorized curtains and rolling shutters, it shuts down a relay when rain is detected. One major issue when dealing with sprinkler controllers is...
- Posted 1 year ago
- 1

Bring your creations to life
A kit for experimenting with electronics at any age...
- Posted 3 weeks ago
- 0
3D4040: printing big!
It is no longer a problem, nor it is...
- Posted 1 month ago
- 0
Create your robot with Micro:bit
It is a newborn board, but it is rapidly...
- Posted 1 month ago
- 0
An Open Source Frequency Meter and clock generator
On the hardware of the controller board LED Matrix,...
- Posted 2 months ago
- 0
An Open Source Solid State Current measurement device
A solid-state amperometric sensor, capable of measuring up to...
- Posted 2 months ago
- 0

Arduino and ADC (part3)
Let’s get practical with some examples of combinations of...
- Posted 3 weeks ago
- 0
Arduino and ADC
Let’s go deeper into enhancing techniques for ADC reading...
- Posted 1 month ago
- 0
Discovering Arduino capabilities in Analog/Digital Conversion
Let’s step into the word of analog-digital conversion for...
- Posted 2 months ago
- 0

Here are the Winners from the 3Drag 3d printing contest
Here we are, eventually the contest has come to an...
- Posted 4 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 4 years ago
- 0
Updates from the 3Drag 3dprinting contest: Karl Seiss’s Hack
Karl Seiss from Austria made a very clever hack to...
- Posted 4 years ago
- 0
Updates from the 3Drag 3dprinting contest: Fa)(a from Giacomo Falaschi
Giacomo Falaschi sent us his Falla3D new printer project: you...
- Posted 4 years ago
- 0

Things You Didn’t Know Could Be Open Source
There are a number of different factors that led...
- Posted 3 months ago
- 0
10 Most Funded Crowdfunded Projects
New tech is developed and released every day. Our global...
- Posted 10 months ago
- 0
Which is the best (open source) 3D printer?
3D printing is being part of our lives and we’re...
- Posted 2 years ago
- 5
Happy Open Year! Top 10 OpenSource projects
A new year started, leving behind a 2015 rich in...
- Posted 2 years ago
- 2

Arduino ISP (In System Programming) and stand-alone circuits
We use an Arduino to program other ATmega without...
- Posted 6 years ago
- 224
Arduino GSM shield
This is a very low...
- Posted 7 years ago
- 217
Localizer with SIM908 module
The device is based on a GSM/GPRS module with...
- Posted 6 years ago
- 185
GSM GPS shield for Arduino
Shield for Arduino designed and based on the module...
- Posted 6 years ago
- 180
Small Breakout for SIM900 GSM Module
Some post ago we presented a PCB to mount...
- Posted 7 years ago
- 115