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Topics /
Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 4,805 posts.
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Trying to get past the 500 nits limit of the MacBook Pro (and failing)
An investigation into why the new MacBook Pro XDR display is capped at 500 nits, despite being advertised as '1000 nits sustained brightness'.
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H100 GPUs Set Standard for Gen AI in Debut MLPerf Benchmark
In a new industry-standard benchmark, a cluster of 3,584 H100 GPUs at cloud service provider CoreWeave completed a massive GPT-3-based benchmark in just 11 minutes.
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How Tube Amplifiers Work
How Tube Guitar Amplifiers Work
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OpenBSD and the modern laptop
Did you think that OpenBSD is suitable only for firewalls and high-security servers? Think again. Here are my steps to transform a modern m...
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Memory Mapping an FPGA from an STM32
I teased at this a bit in my previous posts and finally have a setup I’m happy with, so I thought I’d do a more in-depth writeup.
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A long-lasting, stable solid-state lithium battery
Researchers demonstrate a solution to a 40-year problem
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Everything I've learned building the fastest Arm desktop
This is the fastest Arm desktop in the world, yes, even faster than the M2 Ultra Mac Pro. And today, I made it even faster. I upgraded everything: Faster RAM, 128 core CPU, 40 series GPU, I did it all, and we'll see how much we can obliterate the M2 Mac Pro. 128 cores—that's five times more cores, I'm also going to…
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Exploring a Modern SMTPE 2110 Broadcast Truck
In October, my Dad and I got to go behind the scenes at two St. Louis Blues (NHL hockey) games, and observe the massive team effort involved in putting together a modern digital sports broadcast. I wanted to explore the timing and digital side of a modern SMPTE 2110 mobile unit, and my Dad has been involved in studio…
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Inside the box: Everything I did with an Arduino starter kit
Diving into Elegoo Arduino Uno R3 Starter Kit, the most complete Arduino kit
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Tiny Code Reader: a $7 QR code sensor
So cheap I bought three
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Windows Timer Resolution: Megawatts Wasted
The default timer resolution on Windows is 15.6 ms – a timer interrupt 64 times a second. When programs increase the timer frequency they increase power consumption and harm battery life. They also…
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How the 8086 processor handles power and clock internally
One under-appreciated characteristic of early microprocessors is the difficulty of distributing power inside the integrated circuit. While...
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Arduino.cc and Arduino.org have settled their differences
Arduino, the world’s leading open-source ecosystem for educators, Makers and IoT developers of all ages, today announced that Arduino LLC (aka Arduino.cc)
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8086 Processor's microcode pipeline from die analysis
Intel introduced the 8086 microprocessor in 1978, and its influence still remains through the popular x86 architecture. The 8086 was a fai...
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FreeRTOS meets Rust
The Rust ecosystem has made some cool progress on the embedded development front since my last article . Let’s take a look how we can build a much more ergonomical and safe API to one of the more popular real time operating systems - FreeRTOS - with a full testing and continous integration setup.
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ARM Mac: Why I'm Worried About Virtualization
It's late 2020 and you just got a brand-new Mac with Apple's own ARM processors. Exciting! But what will development be like?
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286 vs. 386SX
The 386sx wasn't much of an upgrade from the 286, but was popular for a time. Let's take a look at the 286 vs 386sx, and what the SX offered.
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OK Lenovo, we need to talk
I’ve been wanting to publicly comment on Lenovo’s statement on Linux support for a while, as there’s much to say about it, and my failing attempt at finding a suitable replacement for my venerable T510 gave me an excuse to document …
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The Orange Pi 5 Plus
The launch of the Raspberry Pi 5 was a bit… underwhelming, to be honest. Part of that is because the Raspberry Pi Foundation favors incremental improvement ...
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Testing the 12-inch MacBook's Performance with Windows 10
Read it on alexvking.com
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Chrome 89 Beta: advanced hardware interactions, web sharing on desktop
Unless otherwise noted, changes described below apply to the newest Chrome beta channel release for Android, Chrome OS, Linux, macOS, and Wi...
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Rolling-PWN vulnerability affects all Honda vehicles
Modern vehicles are often equipped with a remote keyless entry system. These RKE systems allow unlocking or starting the vehicle remotely. The goal of our research was to evaluate the resistance of a modern-day RKE system. Our research disclosed a Rolling-PWN attack vulnerability affecting all Honda vehicles currently…
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Freeing a Xiaomi humidifier from the cloud
Thoughts, stories and ideas about of a code poet, bit juggler & logic wizard.