An Open Source, hackable Digital Clock
Andrew O’Malley, an amazingly creative maker, created this fanstastic Open Source Arduino-based clock that can display the time in many…
Autonomous Printing With Your RepRap
Here’s a simple but essential tool for monitoring the 3Drag and print without the need of a connected computer: all…
A versatile, powerful 10 + 10 W Audio amplifier
Today we present you a stereo 10 + 10 Watts audio amplifier based on TDA7297SA, a monolithic dual bridge amplifier…
Expansion Shield for RaspberryPi compatible with Arduino
Let’s expand RaspberryPi functionalities with a shield that is compatible with the Arduino pinout and with an onboard analog to…
GSM Multifuction Alarm with SIM900
It’s small but packed with features. The GSM alarm we present today, sports a PIR motion sensor, can be battery…
The GSM/GPRS & GPS Shield: some Http connections examples
After having shown several examples regarding the use the GSM/GPRS & GPS shield with calls and text messages we are…
How to send and receive SMS with GSM/GPRS & GPS shield
This post is one in a series showing you the main features of the GSM /GPRS/GPS shield and of its…
Using the GSM/GPRS & GPS Shield: call examples
A few months ago, we presented a powerful shield that can enable devices from the Arduino family (Uno and Mega)…
Facebook counter – How many Likes to your facebook fanpage?
Whether it’s a personal, store or product page, popularity at today is measured in Likes: the number of users who…
How to build an Omni Wheels Robot
The invention of the wheel, literally revolutionized the history of man. Thanks to it, it was possible to create forms…