An LCD Expansion Shield for your RaspberryPi
Today we introduce a great LCD expansion shield for Raspberry Pi that allows you to create an interface to control…
A Mini Microphone Preamplifier
In this post we’ll cover the design of a microphone preamplifier, something always useful when dealing with audio applications. This…
A Video Overlay Shield for Arduino
In this post we will deal with an interesting solution to overlat text on a video signal. This solution, which…
A stand-alone access control with RFID
RFID Tags are increasingly used for many applications such as identifying objects by means of a code or access control.…
How to create an intelligent, web enabled, Power Meter with Arduino
Electricity costs are rising, and just in case this is not enough, if you exaggerate with consumption your house circuit…
How to use GPS functions with GSM/GPRS & GPS shield
Once again we have prepared some examples related to the GSM/GPRS & GPS shield. In previous posts we have seen…
Five More incredible Prints For Your 3D Printer
This post follows a first one in which we presented some tips about how to tune printing (with 3Drag but…
A Bunch of Cool Prints To Experiment With Your 3DPrinter
After countless hours of playing with 3Drag (now with a lower price!!) we finally selected 10 prints that you can…
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…