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Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 4,806 posts.
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Building DIY LED strips for fun
I work remotely and have for many years, but let's be honest: it's the case for a lot of people now. Lately I've been trying to step up how my home office looks, especially with regards to its video conferencing capabilities. I started using a DSLR as
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Hacking the Yamaha DX9 to Turn It into a DX7 (2023)
A brief account of hacking the Yamaha DX9's firmware ROM to make its functionality more closely match the DX7.
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Reverse-engineering the waveform generator in a 1969 breadboard
How hard could it be to fix a vintage solderless breadboard that doesn't quite work? The "elite 2 circuit design test system" below combin...
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New RAM card, prototype Mac Portable, demo System 7
I guess this is a review of sorts, so here's the review part: you should buy Tech by Androda's new 7MB Macintosh Portable RAM card . On my D...
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The Effects of CPU Turbo: 768X Stddev
I build and maintain smf - the fastest RPC in the west.The main language supported is C++. We use Seastar asthe actual asynchronous framework.
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Building unorthodox deep learning GPU machines
Today, I’m going to write a bit about our GPU cluster machine we call cogito at Driveline Baseball. I’m going to timebox these blog posts so I get them out and also save my sanity, so t…
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Nvidia to Share New Details on Grace CPU, Hopper GPU, NVLink Switch, Jetson Orin
Latest chip designs reflect the breadth and depth of NVIDIA’s platform innovation in AI, edge and high performance computing.
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The KK Computer: A Radical 6502 Redesign
The main feature is fast access to a flat, 24-bit address space. Although there are many ways to retrofit a 'C02 with expanded memory, AFAIK none can touch this implementation for speed. Given any random address in the 16 megabyte space, KK can fetch that byte in 6-8 cyles. It's fast because:
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Reverse-engineering the audio chip in the Nintendo Game Boy Color
The Nintendo Game Boy Color is a handheld game console that was released in 1998. It uses an audio amplifier chip to drive the internal s...
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I printed a huge batch of connectors to make a 15ft structure out of plastic
To put SLS technology’s capabilities to the test, we used the Fuse 1 SLS printer to build the structure that housed the 2017 FUSE conference.
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Arduino Controlled Dishwasher
Explore the rise of retrofication in the automotive industry, blending classic design with modern technology for sustainable solutions and reducing environmental impact.
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That Plane Overhead: Starring Our Friends SDR, ADS-B, I2C and KLGA
You may ask yourself, “How did I get here?” - Talking Heads
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In Depth: The Game Boy Printer
Diving deep into how this Game Boy accessory really works
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Using Python to Encode Cassette Recordings for my Superboard II
See Part 3 to see real-time audio encoding/decoding used in conjunction with telnet.
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10.1 inch Notion Ink Tablet - $375
Hello Everyone! The most awaited day has finally arrived! It took some time, but now when as we look back, it seems more than worth it. This is a rather detailed post and I will try to answe…
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A Homebrew 8-Bit Computer
Sadly, I was born a couple years too late to grow up with an 8-bit home computer. (though I did use Apple IIs in elementary school.) In an attempt to compensate, and relive a childhood I never had, I've decided to design and build my own 8-bit home computer.
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To ECC or Not to ECC
On one of my visits to the Computer History Museum – and by the way this is an absolute must-visit place if you are ever in the San Francisco bay area – I saw an early Google server rack circa 1999 in the exhibits. Not too fancy, right? Maybe even… a
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Pull the plug. Your battery will thank you
One question that I have been asked frequently is “do laptop batteries fade faster if they are continuously plugged in?” A reader asked thi...
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A Modern Space Cadet
I spend a lot of my time (easily over 8 hours a day) at a keyboard. As you might have guessed from my previous entries about Vim and Mutt I'm not averse to spending a few hours to improve an environment I'm going to be spending tens of thousands of hours in over the next few years, so it shouldn't be a shock that my…
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