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Want to build a sequencer? 454.bio opens up their plans
Just as the AGBT hype cycle was firing up (with me contributing multiple sparks), serial entrepreneur Jonathan Rothberg's latest sequencing ...
Topics /
Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 463 posts.
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YOLOv5 on FPGA with Hailo-8 and 4 Pi Cameras
Running multi-camera YOLOv5 on Zynq UltraScale+ using a Hailo-8 AI accelerator via FPGA Drive FMC
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How to prolong lithium based batteries
Manufacturers take a conservative approach and specify the life of Li-ion in most consumer products as being between 300 and 500 discharge/charge cycles.…
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GE Aerospace Successfully Develops and Tests New Hypersonic Dual-Mode Ramjet
A dual-mode ramjet was developed and tested in less than 11 monthsTesting demonstrates a threefold increase in airflow compared to previously flight-tested hypersonic technology
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AmpereOne: Cores Are the New MHz
Cores are the new megahertz, at least for enterprise servers. We've gone quickly from 32, to 64, to 80, to 128, and now to 192-cores on a single CPU socket! Amazon built Graviton 4, Google built Axiom, but if you want your own massive Arm server, Ampere's the only game in town. And fastest Arm CPU in the world is…
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Converting a Cisco 7609 into a beer tap (2021)
Last year I thought that we had reached some sort of peak in terms of how far one can go in building useless things by converting a 42U rack into a
338
Zen5's AVX512 Teardown and More
This article was supposed to be published all at once on July 30'th. But because of the staggered launch delay into August 8 and 15, some sections of this article were redacted until August 14th.
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Convert an existing wired doorbell into a smart doorbell using ESPHome
This article is going to show you how to convert your (existing) wired doorbell (also works for battery-powered chimes) into a smart, WiFi-enabled, doorbell. The essential components needed sets you back about $2, yes, that is correct, just two bucks. No soldering is required and you don’t
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Chinese pebble-bed nuclear reactor passes "meltdown" test
New testing done at China’s Shidaowan nuclear power plant has confirmed its ability to be naturally cooled down, an industry-first milestone for achieving commercial-scale inherent safety, according to researchers.
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Stremio OS Is Now Available for Raspberry Pi 5 and 4
We are happy to announce that Stremio is now available for Raspberry Pi 5 and 4, installable on an SD card (of at least 8GB). Note: While the Raspberry Pi 5 is fully capable of smooth 4K playback, Raspberry Pi 4 will not be able to play 4K content due to hardware limitations. This release...
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TPU transformation: A look back at 10 years of our AI-specialized chips
Google has been a leader on AI development for more than a decade by also being a leader in chip development for more than a decade.
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Qualcomm cancels Snapdragon Dev Kit, refunds all orders
This afternoon I received the following email from Arrow, regarding the Snapdragon Developer Kit for Windows: Dear Valued Customer, Please see this important message from Qualcomm: ”At Qualcomm, we are dedicated to pioneering leading technology and delivering premium experiences to our valued customers. The launch of…
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Inside a Ferroelectric RAM Chip
Ferroelectric memory (FRAM) is an interesting storage technique that stores bits in a special "ferroelectric" material. Ferroelectric memory...
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Homebrew Batteries
I am a simple enthusiast attempting to convey my love and enjoyment of radio, electronics, and computing and perhaps to inspire YOU to build something too.
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Can SpaceX land a rocket with 1/2 cm accuracy?
No. But they don’t need to. In preparation for the 5th test flight of Starship, SpaceX announced that they would try to catch the booster using “Mechazilla’s chopsticks.” Later du…
348
Taking a Radio Camping
The noise floor is a lot lower in the forest
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Two ways to use an LED as a light sensor with Arduino
I needed to log when a light switched on and off during the night as part of debugging an oddly behaving movement sensor. To do that I built...
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SIMD < SIMT < SMT: Parallelism in Nvidia GPUs (2011)
Programmable NVIDIA GPUs are very inspiring to hardware geeks, proving that processors with an original, incompatible programming model can become widely used.
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Building a Faraday cage with data passthrough for ESP32 reverse engineering
Instructions for building an affordable Faraday cage
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Debugging my wife's alarm clock
My wife's alarm clock has been acting up lately. Sporadic at first but then every day, it wouldn't blare in the morning at the set time. Instead, when it was supposed to go off it would... reset itself. The time would start flashing in that "I'm confused because the power went out" sort of way.
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How DRAM changed the world
From an idea in 1966 to a patent in 1968, DRAM has had an outsized impact on the world with its dynamic random access memory technology enabling everything from mobile phones to automobiles. Cheers to 50+ years of innovation!
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Spur – RISC IV: The Lisp Multiprocessor Workstation
The hugely ambitious 'Symbolic Processing Using RISC' project from UC Berkeley
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Electronic project kits: hands on with a vintage 160-in-1 (2016)
In this day and age with the bewildering availability of electronics readily available, deciding on a project to embark on can be…
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Benchmarking latency across common wireless links for microcontrollers
Comparing typical one-way transfer latencies for a range of popular wireless communication modules and protocols
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How Intel Missed the iPhone: The XScale Era
Challenging the conventional narrative on Intel's smartphone miss
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Unlocking the Duron and Athlon using the pencil (2007)
Unlocking the Duron and Athlon Using the Pencil Introduction The best and most stable way to overclock your Athlon and Duron CPU is ...
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An accessible one-handed keyboard, inspired by FrogPad
A couple of years ago, I was in an incident that reduced the strength in my left shoulder. I’ve been waiting for an operation to restore the function to that shoulder, but we were warned the post-operative recovery period would be several months. So I started looking for keyboard options...