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Topics /
Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 3,044 posts.
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Looking Glass – A new type of holographic interface
The holographic display of the future is here and you can have one on your desk for under $600. Ever since I saw Princess Leia appealing to Obi Wan that
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Tesla Model S battery degradation data
Want to read about the acceleration we are seeing in our society in the area of mobility? Read our new book ‘Forward’. Updated June 9, 2020. Today, Tesla Motors published their 2019 Imp…
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New Macbook Pro power efficiency and time remaining
A look at the impressive real-world power efficiency of Apple's newer MacBook Pro models and what it means for battery life.
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I hacked a train toilet
The other day I rode on a Class 800 train in the UK. This is the “Intercity Express” train designed to replace the venerable HST (Intercity 125 with Mark 3 coaches, a train of which I have many memories and which I will dearly miss).
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Let’s Build a Video Card
In these videos, I talk about how VGA signals work and build a circuit that provides the correct timing of sync signals so that a monitor recognizes the signal and displays an image stored on an EEPROM.
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Generating aerial imagery with your iPhone's Lidar sensor
This technical guide details how you can create your own aerial imagery and 3D models of streets with the built in iPhone LiDAR sensor and open source tools in the OpenDroneMap package.
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Compiling my own SPARC CPU inside a cheap FPGA
Compiling a CPU, in a cheap FPGA board
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I built my own hair electrolysis machine
Axiom: body hair is cringe. That's how I feel, at least. I decided to build a machine that lets me permanently remove it using electricity.
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Antenna Diodes in the Pentium Processor
I was studying the silicon die of the Pentium processor and noticed some puzzling structures where signal lines were connected to the silico...
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IoT Unravelled Part 1: It's a Mess but Then There's Home Assistant
With the benefit of hindsight, this was a naïve question: > Alright clever IoT folks, I've got two of these garage door openers, what do you reckon the best way of connecting them with Apple HomeKit is? https://t.co/i0RmjSMkkD — Troy Hunt (@troyhunt) April 25, 2020 [https://twitter.com/
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Powerchair: A dad hacks a wheelchair for his disabled 2-year-old son
We wanted Alejandro to have a power wheelchair. We wanted him to be able to move through the world by his own volition and it’s clear that the ability to independently explore his environment is important for his cognitive development on multiple levels. We tried going through the typical process of obtaining a power…
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Building a Poor Man’s Deep Learning Camera in Python
Streaming a webcam to a deep learning model the hacker’s way
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I also hacked my car
Gonçalo MB. My personal website, projects, contacts and stuff.
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The New iPad's Screen Under the Microscope
Like any self-respecting UI designer, I have a microscope 1 sitting on my desk. 2 Here are some pictures comparing a bunch of different screens. They're all taken at approximately the same magnification. 3 At the scale that the pictures were taken, the width of this bar equals about 1mm:
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No, you can’t save £30 per year by switching off your “standby” devices
Every few years, a dodgy stat does the rounds claiming you can save £££ if you switch off all your gadgets at the wall. The standby mode of your TV is bleeding you dry!!! Energy Saving Trust@EnergySvgTrustA quick way to #saveenergy at home is to turn off tablets, laptops and consoles as soon as you stop using them…
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Asahi Linux with Sway on the MacBook Air M2 (2024)
I bought a MacBook Air M2. As of writing, it's very affordable with the 16 GB RAM, 256 GB SSD, 13.6" model available for $750. As of writing, also Asahi Linux doesn't support anything newer than M2.
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A beginner's guide to split keyboards
Come to the dark side, we have keyboard shaped cookies.
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Adding a fiber link to my home network
Motivation Despite using a FTTH internet connection since 2014, aside from the one fiber uplink, I had always used network gear with 1 Gbit/s links over regular old rj45 cat5(e) cables. I liked the simplicity and uniformity of that setup, but decided it’s time to add at least one fiber connection, to get rid of a…
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Using a magnetic string to fish for a lost iPhone 12 in a Berlin canal
It‘s been a couple of days since a friend of mine dropped his iPhone 12 Pro into the canal in Kreuzberg, Berlin. News made it all around the world by now, being featured on all Apple News pages that exist: AppleInsider , 9to5Mac , The Loop , iPhone Ticker , iMore , Hi Tekno , Mac4Ever , Appgefahren , Macerkopf …
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Great AA Alkaline Battery Test (2016)
Regular readers would probably know that I have a love of batteries, and their associated test equipment. Maybe it was the fact that they were expensive, but pervasive, and my enjoyment as a child …
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Storage for Photographers
There comes a time in every photographer's life when they must ask themselves what to do about all those photo RAWs filling up the tiny-compared-to-spinning-platters SSD on their primary machine.