DIY IoT Time Clock for Smart Office

Do you know what is a time clock? Time clocks were mainly used at the end of the 19th century and throughout the 20th century as a way to monitor precisely the attendance of employees in big companies and factories. Back then, it was often a paper card that the employee would slip into a machine that pinched the right time box or print it. Its concept has, of course, evolved a lot since then and most models ...

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Hermanizer Power Pedal – A DIY Fuzz Box

For christmas gift to my brother I thought I'd try to make a guitar effect pedal. The main feature would be to have a nice sounding distortion effect, classic rock fuzz. I also found an article on Instructables by Harrymatic discussing adding a timer IC to the circuit to create a sound slicing/chopping kind of effect. This construction is based on his ideas. So what you need is an amplifier IC, I used an LM ...

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Raspberry Pi – Head Mounted Display Tutorial

Head mounted displays are definitely the latest fad that’s going around town now. You might have seen several wearable displays such as the google glass, and many others including virtual reality systems like the oculus rift. Head mounted displays are primarily used for video sharing, navigation, checking notifications, etc. However, several pioneers argue that the quintessential use for it have not yet bee ...

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beakn v0.3 : DIY Lync Status Light with a RaspberryPi, .NET, Mono and MQTT

I’m continuing to build out “beakn” my DIY Lync Status light. This is what I’m calling a “maker experience” project. I want to know what a maker goes through to build things so I’m building it with as many different platforms as possible. I’ve built it with Arduino and Netduino. Version 0.1 brought us a USB connected light. Version 0.2 introduced Ethernet and MQTT. Version 0.3 includes the following: Raspbe ...

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How to make a Raspberry Pi surveillance and alarm

It’s the 1st of July,  and hopefully you are lucky enough to go on holiday soon, this is a great way to make a useful project right before leaving home alone! This is a cheap but powerful system of surveillance and alarm,  we know it’s always hard to leave home  for a long trip, but now you can be confident! We’d love to thank [email protected], the #biicontest finalist that hacked this project! Pre- Requ ...

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Cedarville University builds RoboBoat vehicle with 4 Raspberry Pi’s, MATLAB and Simulink

In Part 1, Sergio described the RoboBoat Competition and introduced our entry, the Cedarville University RoboBoat team. In this article, we will go into depth with regards to how we programmed our autonomous aquatic vehicle’s PC and five Raspberry Pi’s using MATLAB and Simulink. Last year we implemented high level control, image processing and computer vision on the PC. In order to increase the frame rate o ...

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3D Printing MouseAir V2 – Part 1 / Raspberry Pi Project

The Mouse Air project has been around in various stages since April of 2014. The goal of the project (conceived in a bar, the Fedora in Coeur d’Alene Idaho and named by Sarah, the most excellent bartender there.  And some BlueMoon Beer.) was to be able to detect a cat walking by and fire a mouse.  It worked!  The first (including the response from the Cat) to that article and project from a variety of sourc ...

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8 Interesting DIY Raspberry Pi Case Ideas

The Raspberry Pi is a small, credit-card sized ARM computer that costs a measly $25. For the money you’ll get a full system-on-chip computer capable of running a variety of ARM-optimised operating systems, USB and Ethernet connectivity but no case. Future versions of the unit will come with a case, but for now you’ll need to be creative and resourceful in building a housing to protect your small-but-mighty ...

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Raspberry Pi Face Recognition Treasure Box

Overview Face recognition is an exciting field of computer vision with many possible applications to hardware and devices. Using embedded platforms like the Raspberry Pi and open source computer vision libraries like OpenCV, you can now add face recognition to your own maker projects! In this project I'll show you how to build a treasure box which unlocks itself using face recognition running on a Raspberry ...

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Mobile Raspberry Pi Computer: Build your own portable Pi-to-Go

w, yes, the Raspberry Pi Computer, a credit card size mini PC that only cost $35. There are so many possibilities and uses for these small nano PCs. People have made them into PVRs (personal video recorders), retro gaming machines, weather stations, in-car PCs, jukeboxes, and so many more creative ideas. When I started this project four weeks ago, I just wanted to see if it was possible to make an ultra por ...

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