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AVX Bitwise ternary logic instruction busted
How a modern AVX instruction shares a similar design with a 1985 blitter chip, by Arnaud Carré
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The latest blog posts to take off on Hacker News. 3,044 posts.
Hardware & Electronics
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692
Virtualizing iOS on Apple Silicon
Nick Botticelli's personal website
693
The Globus INK: a mechanical navigation computer for Soviet spaceflight (2023)
The Soviet space program used completely different controls and instruments from American spacecraft. One of the most interesting navigati...
694
ESP32: leaving love notes and entering demoscene territory (2022)
I’ve been tinkering with arduino-like platforms recently (more on the midi synth soon) and got the idea to make a small message board to leave notes to my girlfriend. This is how I ended up with a simulator, an integration with a demoscene tracker, custom tools to make palette cycling effects, having to learn CAD to…
695
Reverse engineering and dismantling Kekz headphones
Close to a year ago, I stumbled upon the Kekz Headphones, which seemed like an interesting approach on the whole digital audio device space. They claimed to work without any internet connection and all of the content already on the headphones itself. They are On-Ear Headphones, which work by placing a small chip (I…
696
Tips for Building and Deploying Robots
This post is not about research or developing software for robots. Instead it is some tips on how to go about building robots for mass deployment and how to leverage those deployed robots for improving your product.
697
Reverse-engineering a three-axis attitude indicator from the F-4 fighter plane
We recently received an attitude indicator for the F-4 fighter plane, an instrument that uses a rotating ball to show the aircraft's orienta...
698
I Made a Rubbish Clock
With separate plastic, metal, paper, and glass recycling, composting, and pick up of all the rest, knowing which days to put out which bins ...
699
My MEGA65 is finally here
Taking a good look around (both inside and out) of my brand new MEGA65 computer system from Trenz Electronic GmbH.
700
Why the U.S. can't build icebreaking ships
I want to say thank you to all the people who sent condolences following last week’s post, especially those who shared their own stories of loss.
701
Doom on a modified rotary phone
Doom Phone is a rotary phone that has been repurposed to control the classic first-person shooter game Doom via Bluetooth. We built it in two days during the "Internet Of Shit" hackathon organized by Technarium crew in Vilnius, Lithuania.
702
Inside a Ferroelectric RAM Chip
Ferroelectric memory (FRAM) is an interesting storage technique that stores bits in a special "ferroelectric" material. Ferroelectric memory...
703
I designed a Dieter Rams-inspired iPhone dock
Dieter Rams and his friends (Dietrich Lubs and Ludwig Littman) designed many great looking alarm clocks.
704
Twenty Years of FM Synthesis Inside Ableton Live
In 2004 I created Ableton's first software synthesiser - Operator. On the occasion of its twentieth birthday, this page provides background, a few tips and a download link to a pack with presets I and a few Ableton colleagues created for this occasion.
705
Linux/4004: booting Linux on Intel 4004 for fun, art, and no profit
Dmitry.GR: Slowly booting full Linux on the intel 4004 for fun, art, and absolutely no profit
706
Apple mobile processors are now made in America by TSMC
[Exclusive] The iPhone maker is ready to be the first client of TSMC's new Arizona fab. Finally, the iPhone will boast a processor that's Made in America
707
Fixing an Elgato HD60 S HDMI capture device with the help of Ghidra
This post has a little bit of everything. Hardware diagnostics, some suspiciously similar datasheets from two separate Taiwan chip manufacturers, and firmware reverse engineering. Read on if that sounds like fun!
708
18 Months with a Framework 13
I've been using a Framework 13 laptop as my main/only computer for a little over 18 months now.
709
AT&T's Hobbit Microprocessor (2023)
An unexpected journey for AT&T with it's own low power processor
710
Making a rickroll laser: A parametric speaker
Most speakers emit sound in all directions because they are relatively small compared to the wavelength. Audible sounds have wavelengths of up to several meters, so an acoustically "large" speaker might not even fit in your house.
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The magic of DC-DC voltage conversion (2023)
Resistor-based dividers, linear regulators, buck converters, and other ways to adjust voltages.
713
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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Microwave spontaneously turned on by its LED display
My microwave oven started to malfunction at around five years old. It started to randomly power on the lamp, fan, and turntable. It progressively got worse over several weeks until it was mostly stuck on. The microwave oven is not usable when this happens: It behaves as if the door were open, causing the control panel…
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What happens when you touch a pickle to an AM radio tower
A few months ago, our AM radio hot dog experiment went mildly viral. That was a result of me asking my Dad 'what would happen if you ground a hot dog to one of your AM radio towers?' He didn't know, so one night on the way to my son's volleyball practice, we tested it. And it was awesome. There's a video and some…
718
PC Floppy Copy Protection: Softguard Superlok
This is part 2 of a series on PC floppy copy protection methods. You can read Part 1, covering Formaster Copy-Lock here . Softguard System...
719
Origami-Inspired Phased Arrays Are Reshaping the Future of Antennas
Folding antennas into different shapes to create near infinite radiation patterns.
720
Intel Honesty
The best way to both save Intel and have leading edge manufacturing in the U.S. is to split the company, and for the U.S. government to pick up the bill via purchase guarantees.