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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 391 posts.
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Reprogramming a Sennheiser Microphone
I'm somehow interested in audio production. But not it more my pet hobby, nothing that would generate decent income. This means I usually do...
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RISC-V isn’t as interesting as you think
I had wrote this before the Unleashed was revealed, so some of the bits on economics have changed. As of writing this, I still stand by my other beliefs. One of the most hyped things in hardware design is RISC-V,… Continue reading →
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An ode to the 10,000 RPM Western Digital (Veloci)Raptor
Back in 2004, I visited a now bankrupt Dutch computer store called MyCom 1 , located at the Kinkerstraat in Amsterdam. I was there to buy a Western Digital Raptor model WD740, with 74 GB of capacity, running at 10,000 RPM.
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A partially-automated medium-throughput homemade cider press with lasers
Most people who know me well know I really like apples. I'm a big fan for a lot of reasons- taste, texture, the fact that they're a symbol of my favorite season, the sheer quantity of accessible food that can grow on a single tree, et cetera. Last year, I decided I wanted to make some homemade apple cider. I bought a…
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Reverse-engineering Rosetta 2 Part 1: Analyzing AoT files and the runtime
Apple announced that it would be moving from Intel processors to Arm-based Apple Silicon CPUs for Macs at WWDC 2020. The Apple Silicon-based Mac Book Air and Pro were released in October 2020 with great fanfare.
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Google Tensor SoC debuts on the new Pixel 6 this fall
Google Tensor is our first custom-built SoC specifically for Pixel phones, and it will power the Pixel 6 and Pixel 6 Pro later this fall.
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What I Wish I Knew About U2F and Other Hardware MFA Protocols
We revamped the second-factor authentication in Teleport 6.0. This post provides a birds-eye view of U2F and other cryptographic hardware standards.
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Cat Automatic Sprayer
If you have a cat, you know that sometimes his instincts push it to eat green eatable-looking plants, whatever they are, and whatever the consequences may be.
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Build an SMS Forwarder with Raspberry Pi Zero W and Waveshare SIM7000E Hat
In this guide, I will explain how to receive SMS messages and forward them to your Telegram account using Raspberry PI Zero W and Wireshare GSM hat. Python will be used to read SMS messages and forward them to Telegram Bot API. Messages will be listened to by Gammu SMS service and it will trigger the Python script…
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How Facebook deals with PCIe faults to keep its data centers running reliably
Peripheral component interconnect express (PCIe) hardware continues to push the boundaries of computing thanks to advances in transfer speeds, the number of available lanes for simultaneous data de…
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Soyuz spacecraft digital clock teardown
We recently obtained a clock that flew on a Soyuz space mission. 1 The clock, manufactured in 1984, is much more complex inside than you'd ...
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Graviton2 and Graviton3
What do modern cloud workloads look like? And what does that have to do with new chip designs? I found these gems in Peter DeSantis's ReInve...
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Amazon Echo Flex Teardown: The Big Silicon
Teardown and analysis of electronics. Integrated circuit design analysis.
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VNC client running on a coffee machine
Published: 08-04-2021 | Author: Remy van Elst | Text only version of this article
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What ever happened to scandium bike frames? (2016)
Blog about bikes and cycling from an industry insider
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Getting the best out of OpenSCAD
A write-up of how I use OpenSCAD to produce designs for manufacturing, and how I post-process the output to get the best results.
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Kobol Team Is Pulling the Plug from “Helios64 Open Source NAS”
Kobol Blog. The Open Source NAS
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Reverse-engineering an unusual IBM modem board from 1965
The vintage IBM circuit board below has a large metal block on it that caught my attention, so I investigated it in detail. It turns out t...
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A Pixel Purse LED Cube Controlled by a Cisco 3G Modem
I presented this project at BangBangCon West 2020, but never got around to publish a blog post about it. A 10 minute talk is not enough to cover some technical aspects, and since I’m starting to forget them, it’s about time to write things down.
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Leonardo, the Bipedal Robot, Can Ride a Skateboard and Walk a Slackline
Researchers at Caltech have built a bipedal robot that combines walking with flying to create a new type of locomotion, making it exceptionally nimble and capable of complex movements.
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Raspberry Pi Floppy Controller Board
If there’s one criticism I hear more often than any other about the pi, it’s “ I wish my Raspberry Pi had a floppy drive “. It’s really shocking that the pi doesn’t have the ubiquitous 34-pin floppy header that we all know and love. How else are you supposed to interface your Tandon TM100-2A or your Teac FD-55BR or…
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PiDP-11 – Recreating PDP-11/70 with Raspberry Pi
The PiDP-11 is a modern replica of Digital Equipment Corporation’s influential PDP-11 minicomputer. Before, we had a computer on every desk and in every home–and long before they were in every pocket–computers were large, intimidating, and locked in special rooms at universities and corporations. The PDP series paved…
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I’ve been reading a whole lot about tomatoes
Hello there, I'm betting that you need a break from curve flattening, and disinfectants, and Twitter, and Slack, and Zoom, and asking if people can see your...
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Raspberry Pi Lego Sorter
Raspberry Pi is at the heart of this AI-powered, automated sorting machine that's capable of recognising and sorting any LEGO brick.
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A “perfect coronal mass ejection” could be a nightmare
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.