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Topics /
Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 133 posts.
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AMD EPYC processors come to Google, and to Google Cloud
Google is using the new 2nd Gen AMD EPYC processor for its own workloads, and will offer VMs based on the chip to Google Cloud customers.
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New laser ultrasound technique can remotely image the inside of a person
MIT researchers have produced the first “laser ultrasound” images in humans, using eye- and skin-safe lasers. The new technique enables noncontact ultrasound imaging, which may help clinicians to remotely assess patients, infants, and contact-sensitive subjects such as burn victims.
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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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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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Build an Air Quality Monitor with InfluxDB, Grafana and Docker on a Raspberry Pi
balenaSense reads temperature- humidity- barometric pressure- and air quality- and provides a dashboard that you can access from anywhere.
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Librem 5 Shipping Announcement
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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New Raspberry Pi Compute Module 3+
Compute Module 3+, the latest iteration of our flexible board for industrial applications, offers better performance and more Flash at competitive prices.
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Librem 5 Hardware Update
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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The BeagleBone AI is Available
BeagleBoard.org Foundation is a Michigan, USA-based 501(c)(3) non-profit corporation existing to provide education in and collaboration around the design and use of open-source software and hardware in embedded computing.
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Green Material for Refrigeration Identified
Researchers from the UK and Spain have identified an eco-friendly solid that could replace the inefficient and polluting gases used in most refrigerators and air conditioners.
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LoRaWAN distance world record broken twice: 766km using 25mW power
After almost 2 years, the world record of 702 km (436 miles) has been broken. Not once but twice. For a long time this record which was set on 26th of August 20
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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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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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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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Disassembling the Sony FE 135mm F/1.8 GM
When we optically tested the Sony FE 135mm f/1.8 GM we were mighty impressed. Then I threw up in my mouth a little when I read a couple of reviewers comment on the build quality. Because holding a…
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Ransomware-ing a DSLR Camera
Research by: Eyal Itkin TL;DR Cameras. We take them to every important life event, we bring them on our vacations, and we store them in a protective case to keep them safe during transit. Cameras are more than just a tool or toy; we entrust them with our very memories, and so they are very important […]
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QCSuper: A tool for capturing 2G/3G/4G air traffic on Qualcomm-based phones
QCSuper, an open-source tool, helps capture mobile network frames from Qualcomm-based Android devices, enabling analysis in Wireshark and more.
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Raspberry Pi on Raspberry Pi
Question: Is the Raspberry Pi 4 any good? Answer: It’s good enough to run its own launch website with tens of millions of visitors.
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Theoretical way to levitate objects with light
Specially designed materials enable objects of different sizes to be levitated and manipulated with light, thanks to new research from Caltech scientists.
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SIMD Instructions Considered Harmful (2017)
In the process of writing a short introduction to RISC-V, we compared RISC-V vector code to SIMD. We were struck by the insidiousness of the SIMD instruction extensions of ARM, MIPS, and x86. We de…
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ECG app and irregular rhythm notification on Apple Watch
The ECG app on Apple Watch Series 4, a direct-to-consumer product, enables customers to take an electrocardiogram right from their wrist.
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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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In Memoriam of Charles “Chuck” Peddle
It is with sadness WDC/I announce that on December 15, 2019, Chuck Peddle passed away. We send our heartfelt condolences to his family, friends and the personal computer industry. We have lost a pioneer with Chuck’s passing.