Articles by Rob Zwetsloot
Ohbot Pi review
The educational robot face now comes with a Raspberry Pi version. How educational is it, though?
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Pi Zero GPIO expander tutorial
Access the GPIO pins on a Pi Zero from your PC, or double the available GPIOs on a Pi 3!
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Hologram Nova review
Connecting a Raspberry Pi to a mobile network anywhere in the world is something Rob Zwetsloot is very interested in
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New! Subscribe to The MagPi for £4 a month
Ever since The MagPi became a monthly print magazine, we’ve offered a variety of subscription methods for people that want to save money and support the magazine and the Raspberry Pi Foundation. Today, we’ve added a new option for subscribers: a rolling monthly sub starting from just £4 ($6). With the £4 rolling subscription you’re […]
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Code games in C++ on Raspberry Pi part 1
Despite its awesome success as a hobby system, the Raspberry Pi is seldom looked on as a machine that lets you write or play your own graphical games. There are emulators, of course, and those are a great introduction to the style of retro games most old-school coders cut their teeth on as spotty youths. […]
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UnIversity student data collection powered by Pi
Overhauling internal computer systems can be hard, especially in places where the systems are vital. In the case of Michigan Tech ELC, replacing a proprietary data collection system – used by students – with Raspberry Pi is looking to be not only cost-effective, but also an upgrade over an existing system, as Aneet Narendranath explains […]
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Control LEGO Mindstorms through GPIO
LEGO Mindstorms is a great tool to gain experience in understanding robotics, but what if you wanted to make your own input sensor? In this guide, we will show how simple it is to construct a circuit to control a Mindstorms robot through GPIO in Raspberry Pi. We will show every step from connecting the […]
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NanoSound DAC Pro review
There are a number of DACs available for the Raspberry Pi – digital-to-analogue converter add-ons that let you play high-quality audio from the Pi. We’ve reviewed many of them in past issues of The MagPi, so it’s always interesting to see a DAC do something different. The NanoSound DAC Pro from Nanomesher is one of […]
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Rosie the Red Robot
The clock is ticking as the contestants concentrate hard on finding the longest word possible from nine randomly selected letters. Yes, it’s Countdown, the classic TV game show loved by students, senior citizens… and robots. Playing along at home is Rosie, her Camera Module eye focused on the screen. Within seconds she blurts out, “I […]
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ZeroView Mini review
The Raspberry Pi Camera Module can be tricky to position. It’s small, light, and can flop about on the end of its connecting cable. While it’s possible to improvise something with LEGO, Blu Tack or Sellotape, there’s no real substitute for a proper mount that’s designed for it. That’s what the ZeroView Mini is. It’s […]
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Aphex Twin Midimutant
If you’re a fan of ’80s pop, you’ll have heard the Yamaha DX7. It’s one of the best-selling synthesizers, and its built-in sounds can transport you to the era of big hair and neon leggings. One reason it is evocative is that so many artists used those preset sounds, to the point of them becoming […]
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Raspberry Pi Power Switch review
One of the things we always hear about concerning the Raspberry Pi is that a lot of people would like it to have a power switch of some kind. There are a few solutions for this you can try, ranging from a simple USB switch to custom, soldered-on buttons. This Raspberry Pi Power Switch is […]
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