Raspberry Pi 4 Gets Its 8 Gigs

What began as a rumor becomes reality. This morning [Eben Upton] announced that the newest flavor of the Raspberry Pi 4 comes with 8 gigabytes of RAM and a sticker price of $75, roughly twice that of the base model which is now pegged at 2 GB of ram.

Originally …read more

X-37B Spaceplane To Test Power Beaming Technology

Since 2010, the United States military has been operating a pair of small reusable spaceplanes that conduct secretive long-duration flights in low Earth orbit. Now officially operating under the auspices of the newly formed Space Force, the X-37Bs allow the military to conduct in-house research on new hardware and technology …read more

Losing A Wheel On Your Commute; 3-Wheelers Vie For The Open Road

We live at an interesting point in time for the technologically minded motor vehicle enthusiast, and we stand on the brink of a major directional shift in how we imagine a car. Within ten years it’s likely that the electric motor will have moved from an extravagance or a fringe …read more

Teardown: Nabaztag

In 2020 there is nothing novel or exciting about an online device. Even the most capable models are designed to be unobrusive pucks and smart speakers; their function lies in what they do rather than in how they look. In 2005, an Internet connected device was a rare curiosity, a …read more

Aluminium Pucks Fuel Hydrogen Trucks

In the race toward a future free from fossil fuels, hydrogen is rapidly gaining ground. On paper, hydrogen sounds fantastic — it’s clean-burning with zero emissions, the refuel time is much faster than electric, and hydrogen-fueled vehicles can go longer distances between refuels than their outlet-dependent brethren.

The reality is …read more

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Rolling Your Own LED Matrix Driver, With Copper Foil Tape To The Rescue

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By Donald Papp | May 30, 2020

It all started when [Damien Walsh] got his hands on some surplus LED boards. Each panel contained 100 mini-PCBs hosting a single bright LED that were meant to be to be snapped apart as need. [Damien] had a much better idea: leave them in their 20×5 array and design a …read more
Job Application Script Automates The Boring Stuff With Python

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By Sven Gregori | May 30, 2020

Job hunting can certainly require a good amount of hoop-jumping in today’s age. Even if you’re lucky enough to have your application read by an actual human, there’s no guarantee the person on the other end has much of an understanding about your skill set. Oftentimes, the entire procedure is …read more
Creating Surreal Short Films From Machine Learning

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By Sharon Lin | May 29, 2020

Ever since we first saw the nightmarish artwork produced by Google DeepDream and the ridiculous faux paintings produced from neural style transfer, we’ve been aware of the ways machine learning can be applied to visual art. With commercially available trained models and automated pipelines for generating images from relatively small …read more
WiFi Goes Open

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By Al Williams | May 29, 2020

For most people, adding WiFi to a project means grabbing something like an ESP8266 or an ESP32. But if you are developing your own design on an FPGA, that means adding another package. If you are targeting Linux, the OpenWifi project has a good start at providing WiFi in Verilog. …read more
Build Your Own Grid Tie Inverter

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By Al Williams | May 29, 2020

Inverters that convert DC into AC are pretty commonplace, some cars even have standard AC receptacles in them for you to plug in your favorite appliance. However, there’s a particular type of inverter called a grid tie inverter that allows you not only to make AC, but also inject it …read more
Cheap Speakers Sound Good With Easy Open Baffle Design

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By Lewin Day | May 29, 2020

If you’ve spent any time around audio gear at all, you’ll know that enclosure design is as critical as the speaker drivers themselves. [Frank Olson] demonstrates this ably, with his open baffle design for some cheap off-the-shelf speakers.

[Frank]’s aim was to do a comparison between using no enclosure, and …read more
Tarot Machine Flips Through Fate’s Rolodex

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By Kristina Panos | May 29, 2020

Were tarot card readers deemed non-essential in your part of the world (and do you think they saw it coming?) More than ever, we all need diversions that are for entertainment purposes only. And what better basis for entertainment than a mystical fortune-telling robot that can read your tarot cards? …read more

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Raspberry Pi 4 Gets Its 8 Gigs

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Losing A Wheel On Your Commute; 3-Wheelers Vie For The Open Road

Teardown: Nabaztag

Aluminium Pucks Fuel Hydrogen Trucks

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X-37B Spaceplane To Test Power Beaming Technology

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Raspberry Pi 4 Gets Its 8 Gigs

X-37B Spaceplane To Test Power Beaming Technology

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Teardown: Nabaztag

Aluminium Pucks Fuel Hydrogen Trucks

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