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A vibrator helped me debug a motorcycle brake light system
A tale of debugging hardware with unconventional methods. How I perfected the firmware of BrakeBright (a motorcycle safety device) using a vibrator.
New
The latest blog posts to take off on Hacker News. 1,766 posts.
Hardware & Electronics
Any year
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FLX1s phone is launched
Page -
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Meta Ray-Ban Display
The wait is over. Meta Ray-Ban Display hits shelves in the US today!
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How to make the Framework Desktop run even quieter
Discover how custom Noctua mods and 3D-printed parts can make the Framework Desktop PC cooler, quieter, and even more impressive.
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Orange Pi RV2 $40 RISC-V SBC: Friendly Gateway to IoT and AI Projects
Anisha Sharma Marketing Specialist, RISC-V International Anisha is part of the RISC-V International marketing team, responsible for managing social media and tracking the latest updates from our members. She brings...
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Open Source SDR Ham Transceiver Prototype
The future is here: LinHT booted up successfully for the first time. We believe that Software Defined Transceivers will be the next big trend in amateur radio.
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Apple Debuts iPhone 17
Apple today announced iPhone 17, featuring the new Center Stage front camera, a 48MP Fusion Main camera, and a new 48MP Fusion Ultra Wide camera.
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iPhone Air
Apple today debuted the all-new iPhone Air, the thinnest iPhone ever made, with pro performance.
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1TB Raspberry Pi SSD on sale now for $70
Unlock outstanding performance for I/O intensive applications on Raspberry Pi 5 with our most powerful SSD yet.
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Sometimes CPU cores are odd
TL;DR: all the assumptions you have about processor design are wrong and if you are unlucky you will never run into problems that users do through sheer chance.
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GMP damaging Zen 5 CPUs?
We have fried two Ryzen 9950X CPUs in a few months by running GMP tests and the GMP-based factoring program GMP-ECM . This is not expected, of course. In this page, we provide as much information as possible to help analysing the problem.
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Pixel 10 Phones
Learn more about the new Pixel 10, Pixel 10 Pro and Pixel 10 Pro XL phones announced today at Made by Google.
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How to Think About GPUs
We love TPUs at Google, but GPUs are great too. This chapter takes a deep dive into the world of GPUs – how each chip works, how they're networked together, and what that means for LLMs, especially compared to TPUs. While there are a multitude of GPU architectures from NVIDIA, AMD, Intel, and others, here we will…
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Blood oxygen monitoring returning to Apple Watch in the US
Apple will introduce a redesigned Blood Oxygen feature for some Apple Watch Series 9, Series 10, and Apple Watch Ultra 2 users.
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ARM adds neural accelerators to GPUs
Explore Arm Neural Technology, the first to integrate neural accelerators into GPUs, enhancing mobile graphics with AI.
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Wired Called Our AirGradient Monitor 'Not Recommended' over a Broken Display
A detailed critique of WIRED's AirGradient ONE review, focusing on methodology, product understanding, and what trustworthy monitor reviews require.
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Robot hand could harvest blackberries better than humans
The soft robotic gripper developed at the U of A received a U.S. patent.
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Linux on Snapdragon X Elite: Linaro and Tuxedo Pave the Way for ARM64 Laptops
Linaro Connect 2025 showcases progress in bringing Linux on Snapdragon-Powered Devices
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Rust running on every GPU
I've built a demo of a single
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It's a DE9, not a DB9 (but we know what you mean)
You have been misusing the D-sub connector terminology, and we're guilty of it, too.
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Exploiting zero days in abandoned hardware
We successfully exploited two discontinued network devices at DistrictCon’s inaugural Junkyard competition in February, winning runner-up for Most Innovative Exploitation Technique. Our exploit chains demonstrate why end-of-life hardware poses persistent security risks.
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Blender: Beyond Mouse and Keyboard
Get ready for blending on-the-go.
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What went wrong inside recalled Anker PowerCore 10000 power banks?
Investigate Anker’s recalled power banks. See how CT scanning uncovers battery defects and improves safety in lithium-ion designs.
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Staying cool without refrigerants: Next-generation Peltier cooling
On June 28, Samsung Electronics, together with the Johns Hopkins University Applied Physic
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How to run an Arduino for years on a battery (2021)
Build an autonomous Arduino system optimized for ultra-low power consumption. How to Run an Arduino for Years on a Battery Build an autonomous Arduino.
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Does showing seconds in the system tray actually use more power?
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