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MIT engineers fly first-ever plane with no moving parts (2018)
MIT engineers have flown the first silent, fuel-free “ion plane.” The light aircraft is the first plane to fly with no propellers, turbine blades, or other moving parts.
Topics /
Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 4,803 posts.
602
Reverse engineering a car key fob signal
I’ve had the curiosity to explore radio communication protocols for a few years now, ever since I’ve started fiddling around with an RTL-SDR dongle. I always had the goal of figuring out how data is transmitted in remote controls (car key fobs particularly), trying replay attacks, and other possible attack vectors.
603
Llama 3.1 405B now runs at 969 tokens/s on Cerebras Inference
Llama 3.1 405B on Cerebras is by far the fastest frontier model in the world – 12x faster than GPT-4o and 18x faster than Claude 3.5 Sonnet.
604
My Next Mac Mini
I think I might be getting old, but it took me completely by surprise that the Mac Mini we use in our lounge room as our TV was 6 years old. It's been such a...
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The Raspberry Pi Has Revolutionized Emulation
Every geek goes through a phase where they discover emulation. It’s practically a rite of passage. I think I spent most of my childhood – and a large part of my life as a young adult – desperately wishing I was in a video game arcade. When I finally obtained my
607
Do I really need to get out the soldering-iron again?
So I had this idea that it would be nice to listen to music when I get home from work everyday, so I put all my ripped music onto my phone, and I bought some good quality over-ear headphones.
608
Fixing a bricked Framework laptop
My experience fixing my Framework 13” laptop with AMD 7060 series that was bricked due to a failed BIOS update with US$20 worth of tools, instead of replacing the motherboard as suggested by Framework support.
609
It's a DE9, not a DB9 (but we know what you mean)
You have been misusing the D-sub connector terminology, and we're guilty of it, too.
610
MacBook Air with M5
Apple today announced the new MacBook Air with M5, bringing exceptional performance and expanded AI capabilities to the world’s most popular laptop.
611
iMac G4(K)
A year ago I tried using an M1 iMac for work duty but its 21" screen took up too much room on my desk. After seeing Sean's video on Action Retro about putting an M4 Mac Mini inside an iMac G4 , I thought I'd give it a try.
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How I built a keyboard by hand
I had spare mechanical keyboard switches and keycaps from other keyboard projects, and I wanted to see if it would be feasible to build a keyboard using only hand tools.
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First trans-Atlantic contact made on 432 MHz
On Tuesday the 7th of April 2020 , a remarkable contact was made with the FT8 digital mode on 432 MHz between D4VHF on the Cape Verde Is...
616
Setting up a Pi Hole made my home network faster
Discover how a single Raspberry Pi can speed up your home network by acting as a DNS server. Learn the steps to set up Pi-hole and enjoy faster, more secure internet today!
617
New $250 Chromebook
As a kid growing up in India, I was fascinated with computers and the endless possibilities they presented. I had to wait until college to f...
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AirPlay and Touch Bar = Network Disaster
Mnpn's website and blog containing projects and other information.
619
Microsoft demos 'holoportation' 3D presence tech with HoloLens
Holoportation is a new type of 3D capture technology that allows high-quality 3D models of people to be reconstructed, compressed and transmitted anywhere in the world in real time. When combined with mixed reality displays such as HoloLens, this technology allows users to see, hear, and interact with remote…
620
Arm AGI CPU
Arm introduces the Arm AGI CPU to power agentic AI infrastructure with rack-scale performance, efficiency and scalable compute for next-generation data centers.
621
Building a Linux GPU Driver for the M4 Mac Mini in One Month
Personal website of Cody Ho
622
Can AI design circuit boards yet?
A look at what current models can build, where they fail, and how EEBench tests the electronics in simulation.
623
Raspberry Pi 500+
A complete desktop PC built into a high-quality mechanical keyboard, with 16GB RAM and a 256GB SSD for high performance under heavy load.
624
Branch Privilege Injection: Exploiting branch predictor race conditions
Branch Privilege Injection ( CVE-2024-45332 ) brings back the full might of branch target injection attacks (Spectre-BTI) on Intel. Intel’s hardware mitigations against these types of attacks have held their ground for almost 6 years. In our work, we demonstrate how these mitigations can be broken due to a race…
625
Carpentopod: A Walking Table Project
Back in 2008, I wrote some software for fun to generate various optimized walking mechanisms. And when I also picked up some electronics and wood working skills in more recent years, I was able to turn one of these mechanisms into an actual wireless walking wooden coffee table: the Carpentopod. This post briefly…
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New MacBook Air with M2
Apple today announced the completely redesigned MacBook Air with M2, will be available to order beginning Friday, July 8, at 5 a.m. PDT.
627
EC2 Instances Powered by Arm-Based AWS Graviton Processors
Earlier this year I told you about the AWS Nitro System and promised you that it would allow us to “deliver new instance types more quickly than ever in the months to come.” Since I made that promise we have launched memory-intensive R5 and R5d instances, high frequency z1d instances, burstable T3 instances, high…
628
Librem 5 Smartphone Final Specs
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
629
The 'Egg' Laptop
When I was kids, I draw my perfect laptop PC to note. At that time, I couldn’t have the laptop. But, now I can start my project!
630
Automated Hydroponic System Build (2020)
Hydroponic farming is a method of growing crops without soil, with the main benefits of environmental and nutrient control, water conservation, and reduction of labor. This technique relies on a number of technologies that the principles of automation can be applied in order to improve yield and consistency. In this…