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eBay Restricts Listings of Radio Equipment, but Exempts Ham-Band-Only Gear
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,805 posts.
Hardware & Electronics
Any year
1262
Details about MIDI 2.0
This article is for companies looking to develop MIDI 2.0 products, both software developers and hardware manufacturers. If you are a MIDI user looking for the benefits of MIDI 2.0, [...]
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Fix HDMI-CEC weirdness with a Raspberry Pi and a $7 cable
Revenge tale against Consumer Electronics "Control".
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Power consumption of Game Boy flash cartridges
Flash cartridges (= "carts") are commonly used to run Game Boy ROMs, such as homebrew games or dumped officially released games, on real hardware. Different kinds of flash carts with various features and performance characteristics have been available for a long time, but flash carts have in general the reputation of…
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AMD's MI300X Outperforms Nvidia's H100 for LLM Inference
There has been much anticipation around AMD's flagship MI300X accelerator. With unmatched raw specs, the pressing question remains: Can it outperform NVIDIA's Hopper architecture in real-world AI workloads? We have some exciting early results to share. For the past month, TensorWave and MK1 have worked closely to…
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Disney Imagineering Debuts Next-Generation Robotic Character, Olaf
Disney introduced a next-generation robotic character representing Olaf, the beloved snowman from Walt Disney Animation Studios’ Frozen.
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How SpaceX lands Starship (sort of)
aka: how I “accidentally” discovered what I already suspected: optimization methods are at the heart of landing rockets.
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Examining the silicon dies of the Intel 386 processor
You might think of the Intel 386 processor (1985) as just an early processor in the x86 line, but the 386 was a critical turning point for m...
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Getting Started in Robotics
People sometimes ask me for robotics resources. There aren’t many high quality internet-first lists available on this topic, so I made one I can link to. I’ll continually update this list so feel free to give suggestions if things are missing or you have better links .
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Hillbilly Tracking of Low Earth Orbit Satellites
An adventure of the Southern Appalachian Space Agency, by Travis Goodspeed <travis at radiantmachines.com>, as presented at Summercon 2013...
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Drilling down on Uncle Sam's proposed TP-Link ban
The U.S. government is reportedly preparing to ban the sale of wireless routers and other networking gear from TP-Link Systems , a tech company that currently enjoys an estimated 50% market share among home users and small businesses. Experts say while the proposed ban may have more to do with TP-Link’s ties to China…
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Don't waste money on a math coprocessor they said
Well it’s been no secret, but OS/2 6.123 on my PS/2 model 80, is insanely unstable running simple MS-DOS based games (large EXE’s)
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Building Ultra Long Range Toslink
This post is a textual version of a talk I gave at The 38th Chaos Computer Congress at the end of 2024. You can watch the talk that was recorded by the wonderful C3VOC team below if that’s your preferred medium:
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I Broke My Phone’s Screen, and It Was Awesome
So this past week has been quite a whirlwind — we wrapped up the Novena campaign and smashed all our stretch goals, concluding with over $700k raised , and I got my hair cut in a bar at midnight by none other than the skilled hands of Lenore of Evil Mad Scientist Laboratories ( I blame Jake ! :). It was an…
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Self-healing material can build itself from carbon in the air
A new material developed at MIT can mimic plants by taking carbon dioxide from the air and turning it into a useful solid material, potentially helping in the battle against global climate change.
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Anatomy of a cheap USB-to-Ethernet adapter
Taking apart a very cheap USB to Ethernet adapter and pondering on the parts found inside.
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An Apple ISA is coming
Apple is on track to diverge from ARM and x86 to design its own proprietary instruction set. This good for the future of hardware–software co-design.
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How bad can a $2.97 ADC be?
A tale of suspiciously cheap ADS1115s
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Dumping and extracting the SpaceX Starlink user terminal firmware
COSIC - Dumping and extracting the SpaceX Starlink User Terminal firmware ( )
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System76's coreboot open firmware manages to disable Intel ME for Raptor Lake
Read about the latest performance boosts, disabling Intel ME, Windows 11 support, and more!
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Coffeematic PC – A coffee maker computer that pumps hot coffee to the CPU
A 1980s GE coffee maker converted into a working computer. Part art, part absurd machine, fully functional.
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80386 microcode disassembled
After I posted 8086 microcode disassembled , Ken Shirriff sent me a high-resolution image of the microcode ROM from the 80386. I didn’t expect I would ever do anything with it for a couple of reasons: one is that it’s absolutely huge (94720 bits) compared to the 8086 one (10752 bits) so (even with bitract or similar)…
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YubiKey 5 Series with New NFC and FIDO2 Passwordless Features
Learn more about what's happening within the tech and cybersecurity industry and the developments in our business and security keys within our Yubico Blog.
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Raspberry Pi Pico 2, our new $5 microcontroller board, on sale now
On sale now at $5: Raspberry Pi Pico 2, our new microcontroller board. It's built on RP2350, our new high-performance, secure microcontroller.
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Review of Hetzner ARM64 servers and experience of WebP cloud services on them
TL；DR： Hetzner ARM64 performs very well, with the 4-core CAX21 (ARM64, 4 cores, 8GB RAM) machine only being 8% slower in WebP conversion speed compared to the 3-core CPX21 (AMD64, 3 cores, 4GB RAM), while the price difference between the two is 14% (8.40 USD/mo vs 9.76 USD/mo). Additionally, the CAX21 offers twice the…