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New
The latest blog posts to take off on Hacker News. 3,045 posts.
Hardware & Electronics
Any year
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Apple Silicon and losing our legacy
[Edit] This post sparked a conversation on Ycombinator ! I am concerned about Apple's move to its own home-grown processors. It's not because I'm worried about the new silicon, or Apple's ability to make high-performance CPUs, or even because I am worried about changing architectures. I survived…
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Reverse engineering a forgotten 1970s Intel dual core beast: 8271, a new ISA
" As I recall, those two chips were fairly large. And fairly late -- to the marketplace. We had lots of issues with them. [...] Sometimes th...
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I Ripped Out a £6k Lighting System
I took me 7 years to admit I'd made a mistake in choosing a Z-Wave Wireless Lighting System. Finally I've taken stock and replaced it!
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Intel's disruption is now complete
“Look, Clayton, I’m a busy man and I don’t have time to read drivel from academics but someone you told me you had this theory… and I’m…
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PokéWalker hacking: A complete device takeover and ROM dump using infrared
Dmitry.GR: Complete device takeover by blinking at it!
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How to revert HP printer’s ban on 3rd-party ink cartridges
Hewlett & Packard, the founders, had great lessons to teach us (managers in high-tech) about culture. To the extend of quoting them in my awesome...
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AppleCrate II: A New Apple II-Based Parallel Computer (2015)
In 2004 I built the first AppleCrate , an 8-board system, as an inexpensive, easy to program vehicle for experiments in parallel programming�a kind of "blade server" for the Apple II, if you will! AppleCrate I (at the time I didn't realize that it was number "I" ;-) was great fun, and it enabled some very interesting…
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What is a System-on-Chip (SoC), and why do we care if they are open source?
Note: This post originally appeared as an update in the crowdfunding campaign for Precursor.
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Let’s Build a Video Card
In these videos, I talk about how VGA signals work and build a circuit that provides the correct timing of sync signals so that a monitor recognizes the signal and displays an image stored on an EEPROM.
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Restoring a 37 Year-Old IBM F Mechanical Keyboard
I wanted to share my journey from start to finish to restore a 1983 IBM Model F XT mechanical keyboard to it's former glory. It includes...
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Raspberry Pi 400 – First Impressions
These are my first impressions of the new Raspberry Pi 400, and my experiences of setting it up as a machine for development and blogging.
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Monitor Airplane Traffic with a Raspberry Pi
Learn how to monitor airplane traffic with a Raspberry Pi. Track real-time flight data using PiAware and an ADS-B dongle. Simple setup for aviation enthusiasts!
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Raspberry Pi 400 teardown and review
Today Raspberry Pi Trading announced the Raspberry Pi 400, the latest in the series of small education-focused computers that started with the original Raspberry Pi in 2012. For years, people have come up with creative ways to hack a Pi into keyboards, like the Original Pi in an old Mitsumi keyboard, or the Pi 3 A+ in…
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5Gbps Ethernet on the Raspberry Pi Compute Module 4
tl;dr: I successfully got the Intel I340-T4 4x Gigabit NIC working on the Raspberry Pi Compute Module 4, and combining all the interfaces (including the internal Pi interface), I could get up to 3.06 Gbps maximum sustained throughput. Update: I was able to boost things a bit to get 4.15 Gbps! Check out my video here…
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iPhone 12 Pro Camera Review
Testing the new iPhone 12 Pro in (and over) Glacier National Park.
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Geeking Out with UEFI
Some people may think some of my past posts get into the weeds, exploring the technical depths of Windows Autopilot, Intune, Windows 10, ConfigMgr, etc. But I would say those generally only g…
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The Elroy Lamp: A transparent LCD lamp (2019)
Elroy is a table lamp with a unique feature -- the shade can dynamically change to a new style or pattern from your phone or web browser.
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How to Improve Bluetooth Audio Quality on Linux
Bluetooth Audio on Linux is a bit of a mess. There's a fair bit you can do to significantly improve the quality though.
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Hacking together a USB-C charger for a cheap Chromebook
The era of USB-C has come. The other day I threw all other cables into a box, and bought a set of USB-C to USB-C, Lightning, and microUSB cables. USB-C chargers around the house, USB-C PD power bank, even a nice small USB-C dock that works with the Nintendo Switch if the charger can do the right voltage. It's glorious.
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Raspberry Pi 4: Hardware accelerated video decoding (GPU) in Chromium
Following these steps, you will add hardware acceleration decoding capabilities to the Chromium web browser. This is an extension to the tutorial about DRM for Chromium on the Raspberry Pi. Videos from Amazon Prime, Netflix, Disney+, Youtube, etc. can be decoded using the Raspberry Pi GPU.
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Show HN: I reverse engineered my cable modem and turned it into an SDR
A few weeks ago I got curious about an old cable modem sitting in my closet, a Motorola MB7220. Initially I was interested in what kind of hardware it had and if it was running Linux. Some quick searching brought me to a thread on a web forum where people were discussing the built in spectrum analyzer feature used for…
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Nvidia announces Jetson Nano 2GB, a single board computer
Using Python 3.6, OpenCV, Dlib and the face_recognition module