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Topics /
Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 3,044 posts.
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Rust your ARM microcontroller
A blog about Rust and embedded stuff
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Can Dell’s 6K monitor beat their 8K monitor?
For the last 10 years, I have been interested in hi-DPI monitors, and recently I read about an interesting new monitor: Dell’s 32-inch 6K monitor (U3224KBA), a productivity monitor that offers plenty of modern connectivity options like DisplayPort 2, HDMI 2 and Thunderbolt 4.
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Beating the L1 cache with value speculation (2021)
If we have a heuristic to guess some value cheaply, we can remove a data dependency in a tight loop using the branch predictor. This allows the CPU to run more instructions in parallel, increasing performance. If this explanation does not make much sense to you, keep reading to learn about some of the magic making…
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Intel Starts Shipping High-NA EUV Silicon
Coming to a Panther Lake notebook near you!
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Making an old USB printer support Apple AirPrint using a Raspberry Pi
There are longer tutorials on how to connect a USB printer to a Raspberry Pi and make it accessible via AirPrint but here's the minimal one ...
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How the 8086 processor's microcode engine works
The 8086 microprocessor was a groundbreaking processor introduced by Intel in 1978. It led to the x86 architecture that still dominates de...
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Dumping Lego NXT firmware off of an existing brick (2025)
Catgirls can have little a RCE, as a treat
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An interview with AMD CEO Lisa Su about solving hard problems
An interview with AMD CEO Lisa Su about her path to AMD, turning around the chip maker, the AI opportunity, and competing with Nvidia.
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Apple Watch with Android
Making Apple Watch functional with Android.
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Running Games on a MacBook Pro with an EGPU
How we got here After Apple released its (soon-to-be) previous generation Mac Pro, it probably didn't take long for them to realize they had a trash can…
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Raspberry Pi 400 – First Impressions
These are my first impressions of the new Raspberry Pi 400, and my experiences of setting it up as a machine for development and blogging.
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Locating the source of a mysterious beep
Our house has a box room, full of boxes that we still haven’t unpacked from our last move. A couple of weeks ago something in that room started intermittently beeping. …
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Apple didn't revolutionize power supplies; new transistors did
The new biography Steve Jobs contains a remarkable claim about the power supply of the Apple II and its designer Rod Holt: [1] Instead o...
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Dice-O-Matic hopper and elevator (2009)
Introducing the Dice-O-Matic mark II, now generating the die rolls on GamesByEmail.com. It is a 7 foot tall, 104 pound, dice-eating monster, capable of generating 1.3 million rolls a day.
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The Hidden Worlds of the Klein Tools TI250 Thermal Imager
A deep dive into hidden data encoded in the BMP files saved by the Klein Tools TI250 thermal imager.
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XPS 13 developer edition 7th generation available
-> Updated June 22, 2018 – Three 16GB/FHD configs added to the line up in the US -> Updated Jan 26, 2018 – Added list of countries that offer the XPS 13 developer edition offline.…
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Open Hardware on Its Own Doesn’t Solve the Trust Problem
A few years ago, Sean ‘xobs’ Cross and I built an open-source laptop, Novena, from the circuit boards up, and shared our designs with the world. I’m a strong proponent of open hardware, because sharing knowledge is sharing power. One thing we didn’t anticipate was how much the press wanted to frame our open hardware…
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64-bit ARM desktop hardware?
Soon there will be four years since I started working on AArch64 architecture. Lot of software things changed during that time. Lot in a hardware too. But machines availability still sucks badly. In 2012 all we had was software model. It was slow, terribly slow. Common joke was AArch64 developers …
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Headphone and Amp Impedance (2011)
INTRO: The output Impedance of headphone sources is one of the most common reasons the same headphones can sound different depending on wha...