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An Englishman And 48 Gameboys Walk Into A Bar…
The original Nintendo Gameboy is perhaps one of the most revered platforms for the music known as chiptune. Primarily, artists will use the console with software like LSDJ or Nanoloop to produce their...
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Buy Or Build An Autonomous Race Car To Take The Checkered Flag
Putting autonomous vehicles on public roads takes major resources beyond most of our means. But we can explore all the same general concepts at a smaller scale by modifying remote-control toy cars,...
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New Part Day: The Twenty Five Cent USB Microcontroller (With A Toolchain!)
Last year, Jiangsu Yuheng Co., Ltd introduced a new microcontroller. The CH554 is a microcontroller with an E8051 core with a 24 MHz clock, a little more than 1 kB of RAM, and a bit more than 14 kB...
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Professional Results From Cheap Air Compressors
The portable air compressors sold at big box hardware stores like Lowe’s and Home Depot are perfectly suited for the jobs they’re advertised for: namely throwing some nails into the wall or filling...
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1,000 Watt Power Supply Tear Down And Repair
[TheSignalPath] wanted to repair a broken Instek PSW80-40.5 because it has a lot of output for a programmable power supply — 1,080 watts, to be exact. This isn’t a cheap supply — it looks like it...
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The Arduino Hits The Rails
Certain hobbies come in clusters. It isn’t uncommon to see, for example, ham radio operators that are private pilots. Programmers who are musicians. Electronics people who build model trains. This...
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Germinate Seeds With The Help of 3D Printing
Microgreens, also known as vegetable confetti, are all the rage in fancy restaurants around the globe. Raised from a variety of different vegetable seeds, they’re harvested just past the sprout...
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Henry the Hoover Gets a Weapons Upgrade
In this day and age of unprecedented military expenditure, we’re used to seeing weapons upgrades across all manner of war fighting hardware – tanks, helicopters, attack aircraft, you name it. We’re...
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Arcade1up Cabinet Solderless Upgrade With A Side of Raspberry Pi
Upon announcement of the Arcade1up replica arcade cabinets earlier this year, many laid in waiting for the day they could see a teardown. A four foot tall cab with an LCD outputting the proper 4:3...
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Connect Your Electric Heater To The Internet (Easily and Cheaply)!
Winter has arrived, and by now most households should have moved on from incandescent bulbs, so we can’t heat ourselves that way. Avoiding the chill led [edent] to invest in an electric blanket. This...
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3D Printed Brushed Motor is Easy to Visualize
A motor — or a generator — requires some normal magnets and some electromagnets. The usual arrangement is to have a brushed commutator that both powers the electromagnets and switches their polarity...
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CNC Machine Most Satisfyingly Mills Double-Sided PCBs
We know that by this point in the development of CNC technology, nothing should amaze us. We’ve seen CNC machines perform feats of precision that shouldn’t be possible, whether it be milling a complex...
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Wheel of Fortune Gets Infinite Puzzles on NES
Wheel of Fortune is a television game show, born in the distant year of 1975. Like many popular television properties of the era, it spawned a series of videogames on various platforms. Like many a...
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Hackaday Links: December 2, 2018
CircuitPython is becoming a thing! CircuitPython was originally developed from MicroPython and ported to various ARM boards by Adafruit. Now, SparkFun is shipping their own CircuitPython board based on...
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Keep Both Hands on the Probes With This Oscilloscope Footswitch
We’ve got two hands, so it’s natural to want to use both of them while diagnosing a circuit with an oscilloscope. Trouble is, keeping both hands on the probes makes it a touch difficult to manipulate...
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GBA on the Big Screen: FPGA Delivers HDMI and Every Feature Imaginable
The concept of creating a gaming portable out of a home console has been around for some time, but it’s hardly seen the other way around. There have been a few devices that dared to straddle the line...
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Fail of the Week: How Not to Electric Vehicle
If you ever doubt the potential for catastrophe that mucking about with electric vehicles can present, check out the video below. It shows what can happen to a couple of Tesla battery modules when due...
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Anderson’s Water Computer Spills The Analog Secrets Of Digital Logic
One of the first things we learn about computers is the concept of binary ones and zeroes. When we dig into implementation of digital logic, we start to learn about voltages, and currents, and other...
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An Arduino Wrapped In An OLED Wrapped Inside An Enigma Pocket Watch
A pocket watch, tucked into a waistcoat pocket and trailing a long chain, is a retro-hip accessory. A pocket watch gutted of its mechanical innards and updated as a smart appliance might be a...
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New Transistor Uses Metal And Air Instead Of Semiconductors
The more things change, the more things stay the same. Early electronic devices used a spark gap. These have been almost completely replaced with tubes and then semiconductor devices such as...
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