181
Bonsai 27B: A 27B-Class model that runs on a phone
Today we're announcing Bonsai 27B, our multimodal flagship: ternary at 5.9GB for laptops, 1-bit at 3.9GB for an iPhone 17 Pro, with a 262K-token context.
New
The latest blog posts to take off on Hacker News. 460 posts.
182
I'm a USB-C Maximalist
My wife and I recently went on a 7 week holiday around Europe. Although we each took a massive backpack, we wanted to travel fairly lightly. I took a single universal power brick. This little unit was all I needed to charge my various gadgets. It has a hefty USB-C PD (Power Delivery) port for rapid charging of my…
183
Reviving a 15-year-old netbook with Arch Linux
KO | EN | Discussions on HN I still have a netbook I bought back in 2009. The ASUS Eee PC 1000HE has an Intel Atom N280 and 1GB of DDR2 RAM. The Atom N series was Intel’s line of cheap, low-performance CPUs for netbooks. The chip has 56KB of L1 cache and 512KB of L2 cache, and its clock speed is 1.6...
184
Linux on the Sega 32X. Who needs hardware synchronization primitives anyway?
How wanting more is not always better
185
Benchmarking 15 “E-Waste” GPUs with Modern Workloads
Decommissioned enterprise tesla GPUs are widely available and extremely cheap. In this post, I benchmark tesla GPUs to see if they are useful
186
Designing and assembling my first PCB
About a couple months ago I purchased an Arduino Nano ESP32 dev board. I had this sudden itch and I wanted to play around with hardware. I don't really have much experience in this space, besides working on firmware for an IoT company over a decade ago, but I've written tons of software over the years. I was very…
187
Teardown: A Generic 7-Port USB 3.0 Hub That Wasn't
The recent end-of-financial-year sales were rather interesting – I found myself spending a lot more time browsing AliExpress than I did Amazon or eBay this year which is something I wouldn…
188
Don't you mean extinct?
In 1993, Jurassic Park came out and revolutionized the use of CGI in films [1] . To the public the experience was magic. But for some of the people in the movie industry, it was a rude awakening.
189
How to build a circular LCD clock
In our kitchen, the only device that displays the time is our oven! :D Looking at it was always a bit annoying.
190
QuadRF can spot drones and see WiFi through my wall
The QuadRF (pictured above) a phased-array radio built around a Raspberry Pi 5 and an FPGA board with picosecond-level timing. It does advanced signal processing and beamforming. It can see WiFi through walls and track drones in flight. If the open source community can come up with something like this, just imagine…
191
Camera Chase Vehicle
You stumble on a weird robot chassis in an industrial warehouse. Its adorable, enormous and will likely be scrapped.
192
Mistral's Robostral Navigate: a state of the art robotics navigation model
Introducing Robostral Navigate: 8B model achieving 76.6% on R2R-CE with just a single RGB camera. No depth sensors, LiDAR, or multiple cameras needed.
193
An iroh powered smart fan
Putting iroh on a bare ESP32 to build a temperature-driven smart fan you can check on from anywhere.
194
Linux on the Atari Jaguar
The challenges around porting Linux to an old videogame console by Atari
195
AMD Ryzen AI Halo – $4k AI Dev Kit
Welcome to LTT Labs - your go-to destination for all things tech. Explore comprehensive test results, insightful commentary, and the latest analysis in hardware.
196
Nintendo announces new product revisions in Europe with replaceable batteries
Starting summer 2026, in preparation for upcoming changes in European battery regulations coming into effect in mid-February 2027, selected Nintendo products in Europe will begin to be replaced on a rolling basis by revisions that contain a user-r
197
Composite Video on the NES: Why's it so wobbly?
The Nintendo Entertainment System. Is it the platonic ideal of an 8-bit video game system? Well, only because it’s so prominent and successful– it’s actually...
198
Cursed circuits #5: capacitance multiplier
Capacitor vendors don't want you to know this! Save money on capacitors by spending more on other components
199
The future of Flipper Zero development
We've seen the strong reaction from the community over the idea that we've stopped developing the Flipper Zero firmware. We want to address this and let you know that we've heard all your feedback and have decided to rethink our approach to maintaining the project and engaging with the community.
200
Fixing analog audio on the $2.58 HDMI-to-VGA adapter
Adventures in programming, hardware, DSP, and chiptune
201
Performance per dollar is getting faster and cheaper
How we served GLM5.2 on AMD MI355X at 2626 tok/s/node and 213 tok/s single stream at over 2x lower cost than Blackwell.
202
The Age of Personalized Hardware Is Coming
Small personal devices are multiplying whether we build them or not. The real opening is the software that runs on them, and who gets to write it.
203
Oomwoo, an open-source robot vacuum you build yourself
I’m starting a new build-in-public project: oomwoo, an open-source robot vacuum you build yourself. Raspberry Pi, ROS 2, 2D LiDAR, Home Assistant, 3D printed, local-first — and open from the first commit.
204
Weave Robotics launches Isaac 1, a $7,999 home robot with Fall 2026 deliveries
Isaac 1 is a mobile robot for the home — designed and assembled in San Francisco. Five colorways, private by design, and capable of far more than folding.
205
Drone Physics
Equations governing dynamics and control of a multirotor UAV
206
I built a mmWave material classification radar (2025)
Software is now a commodity thanks to Claude Code. So the next step is obviously hardware. I spent the last 6 months on building a hardware startup, which was fucking hard.
207
What happens when you run a CUDA kernel?
Tracing one vector-add kernel from nvcc all the way down to the warps that execute it.
208
Rebuilding the Computer Room
We traded the physical boundaries of dedicated rooms for the convenience of our always-on digital lives -- but recently I've been building those walls back up.
209
Sandia National Labs SA3000 8085 CPU
Back in the late 1970’s and early 1980’s Sandia National Laboratory (in Albuquerque NM USA) began building the capacity to design, fab, and test IC’s at scale (packaging was handled by Fairchild and Allied Signal). Why would a National Laboratory need the capacity to do this? To provide components that were not…
210
My favorite keyboards
When I started using computers, we had a Sinclair ZX Spectrum at home and a nano-reseau of Thomson MO5 s at elementary school. I distinctly remember how unpleasant it was to type with them. These must have been the worst keyboards I ever used [1] . Ever since, I have paid close attention to the keyboards I use. Here…