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Guide to Software Defined Radio
LuaRadio
New
The latest blog posts to take off on Hacker News. 1,766 posts.
Hardware & Electronics
Any year
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From Zero to Main(): Bare Metal Rust
A community and blog for embedded software makers
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Logitech MX Master 3 vs. 2S Teardown
The Logitech MX Master series of mice is a favorite among the Bolt team. They’re consistently rated as top of the pack among graphic designers, engineering design professionals and everyday users who are looking for a solid wireless mouse. While they aren’t ideal for gaming, they’re well-suited for
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Nebraska farmers vote overwhelmingly for Right to Repair
Delegates of the Nebraska Farm Bureau, which represents 58,000 member families, voted nearly-unanimously on a voice vote to formally endorse the right of its constituents to repair the products they own, and set strong standards for any legislation or agreement with equipment manufacturers.
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Is Arm ready for server dominance?
AWS announced new servers with Arm-powered Graviton2 processors. How do they stack up vs. x86-powered instances, and is Arm ready for server domination?
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Purism Librem 5 Hardware Schematics
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
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LibrePCB 0.1.3 released, now with DRC
This release adds a lot of (long-awaited) new features and important bugfixes to LibrePCB. Highlights Design Rule Check for Boards (#581) Finally the board editor got a design rule check! It checks a PCB for common mistakes like missing connections, too small clearances (or shorts), or too thin copper elements. A new…
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Thermal Testing Raspberry Pi 4
Raspberry Pi 4 just got a lot cooler! The last four months of firmware updates have taken over half a watt out of idle power and nearly a watt out of fully loaded power
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Why does the Librem 5 phone cost that much?
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
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DDR4 SDRAM – Initialization, Training and Calibration
A detailed tutorial on DDR4 SDRAM Initialization, Training and Calibration. Exploring topics such as Read/Write Training, ZQ Calibration, Vref Training, Read Centering, Write Centering, Write Leveling and Periodic Calibration.
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Unleashing Open-Source Silicon
We all know that open source software has changed the fundamental nature of the software industry and that Google generously adds fuel to this culture of openness and community through Google Summer of Code. What few people realize is that there is another major industry that is ripe for an open source overhaul—the…
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IBM System 360 Model 20 restoration: The big push
Well, where to start! The last few weeks have consisted primarily of anticipation, excitement, and towards the end, utter exhaustion. But finally, FINALLY, the IBM is home!
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Why 50 Ohms?
Microwaves101 | Why Fifty Ohms?
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16-inch MacBook Pro
Apple today unveiled an all-new 16-inch MacBook Pro, the world’s best pro notebook, designed for pros from developers to scientists and more.
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Project Silica proof-of-concept stores movie on quartz glass
Microsoft and Warner Brothers collaborate to store and retrieve the 1978 'Superman' movie on a piece of glass roughly the size of a drink coaster.
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Spiders and ants inspire metal that won't sink
Rochester researchers have created a metallic structure so water repellent, it refuses to sink—no matter how often it is forced into water.
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Biometric YubiKey
Learn more about what's happening within the tech and cybersecurity industry and the developments in our business and security keys within our Yubico Blog.
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Pine64 November Update – ANSI Pinebook Pro and PinePhone Preorder
Our core focus for the past month was on getting the manufacturing process and shipping of the Pinebook Pro, PinePhone and PineTime development kits back on track. I will not reiterate the events that led to the delays of those devices in this post, but if you’re interested then read the detailed account of what…
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Piper Announces First GA Aircraft with Autoland Capability
VERO BEACH, FL., October 30, 2019 –Piper Aircraft announced today, the next generation M Series aircraft – the M600/SLS, standard equipped with the new
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Why open hardware needs open software
As KiCad’s lead developer, Wayne, and his team have a big vision – to build a best-in-breed PCB design tool. It’s an ambitious goal for an open-source project whose commercial counterparts have seen millions in investment. But KiCad is well on that path. An ever-increasing number of designers now use the PCB design…
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Offline-Pedia converts old televisions into Wikipedia readers (2018)
There are villages in the Ecuadorian Andes that are so small you cannot find them on a map. Cajas Juridica is one such place, located just 13km north of the equator. But two engineering students, Joshua Salazar and Jorge Vega, and the staff of Yachay Tech University have figured out a way to give discarded….
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Quantum Supremacy Using a Programmable Superconducting Processor
Posted by John Martinis, Chief Scientist Quantum Hardware and Sergio Boixo, Chief Scientist Quantum Computing Theory, Google AI Quantum Physicist...
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Slimbook collaborates with the PowerPC laptop
We are pleased to announce our collaboration with Power Progress Community (PPC), the association behind the creation of a ordenador portátil con procesador PowerPC , in this case the NXP T2080. The PowerPC instruction set has been recently released by IBM as open source and given to the Linux Foundation.
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Solving the Rubik’s cube with a robot hand
We’ve trained a pair of neural networks to solve the Rubik’s Cube with a human-like robot hand. The neural networks are trained entirely in simulation, using the same reinforcement learning code as OpenAI Five paired with a new technique called Automatic Domain Randomization (ADR). The system can handle situations it…
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Prusa MINI: Smart and compact 3D printer
We still have a couple of weeks until the holiday season, but here’s an early gift for you: I’m excited to announce our brand new Original Prusa MINI, a smart and compact 3D printing workhorse with all the bells and whistles...