Obsolete Nerd

@obsolete.eurosky.social

Making, hacking, breaking, and (sometimes) fixing. Replaced by newer, better, faster nerds.

Harvard astrobiologist Steven Benner reanalyzed the raw Viking data for his new book Meet the Neighbors and argues the original positive result was right — and that the counter-theories used to dismiss it were wrong, steering decades of timid Mars

Viking lander's 1976 Mars soil test may have found life after all

In 1976, NASA's Viking 1 lander found strong "life affirmation" results in a Martian soil sample. Robert Jastrow, then director of NASA's Goddard Institute for Space Studies, said, "Short of…

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Without a doubt the hardest piece of furniture I've ever made. Welded steel frame, top made from very old Tasmanian hardwood from a barn. Getting the angled legs right and just the amount of sanding/filing required to make it look all smooth took more hours than I can count. #woodwork #metalwork

Tasmanian hardwood and welded steel coffee table

We were commissioned to build an interactive art installation for the Ballarat Heritage festival. You can go see it in the Mining Exchange on Lydiard St. This has been a truly massive undertaking and we're very proud of it. You can dial a year and hear real facts/stories from Ballarat's history.

An early-1900s telephone on a wooden plinth, in front of an antique side table decorated with a lamp and old book.

New daily driver until I can find someone to fix my jammed Olympus OM-1. Canon AE-1 with a vintage Japanese analog light meter on top (internal light meter doesn’t work). The light meter is complete superfluous hipsterness considering I have meter apps on my phone but I like the process it creates.

Canon AE-1 35mm film camera with a vintage Japanese hot-shoe light meter.

Final night in Tassie for our holiday last night, lying in bed at midnight about to sleep for our morning flight home, when my brother messages me and says “You still awake? Go outside”… and this is what we were met with… Aurora Australis.

Aurora Australis photo taken from Tasmania

People keep competing for smaller and smaller mechanical keyboards. Here is my contribution... a Raspberry Pi Pico powered binary-chording 8-key keyboard where you play piano-style chords of binary values representing the ASCII table. This message may have taken an hour to type, but it works!

My 8-key mechanical keyboard where you type piano-style chords of binary values representing the ASCII table.The wiring for my 8-key mechanical keyboard where you type piano-style chords of binary values representing the ASCII table.

I've now had 3 of these Mirabella Genio "smart plugs" fail in a very dangerous and scary way, over the last year or 2. Both have been in use in our home for a few years now, neither have been "abused" just used to schedule fish tank timers/lamps/etc. Details in thread.

Mirabella Genio wi-fi smart plug packaging

Spent the last few weekends fabricating this steel bracket that connects to the factory CRT points in the Sega OutRun cabinet to mount modern monitors. The 3D printed VESA adapter lets you put any modern monitor in, and keeping the area behind empty of stands leaves plenty of space for the PC.

Custom steel chassis that lets you put modern monitors in old arcade cabinetsModern monitor and gaming PC inside an old Sega OutRun cabinet

Tiny (<35mm to each side!) binary clock desk toy, using an ESP32-S3 and a GlowBit 4x4 RGB matrix. It checks the time using NTP then displays it in HH:MM columns, with the rows being binary values of 1/2/4/8 top to bottom.

RGB LED matrix showing the time in binary

Made a little grip-training thing that clips onto my home gym and lets me do climbing/grip training. Scrap metal plate with a welded loop on top, then designed mirrored holds in Blender and 3d printed them. It can be used in a few different ways to focus different muscles and grip types.

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The world's smallest Canon DSLR remote shutter? Was mostly just curious how the pins work on the proprietary connector, with the ultimate plan of making an ESP32 remote-shutter for input-based triggering.

Tiny little Canon camera remote shutter, made with 2 buttons on a piece of protoboard wired to a headphone jack.

Over the last few days we converted the original high/low single-switch toggle shifter to a 2-switch sequential shifter so it works in modern racing games. Getting the mechanism working was a much bigger job than expected, but we finally got the right springs and switch-angles and everything sorted.

Original Sega OutRun gear stick mechanism Our modified shifter mechanism using 2 switches and a Pro Micro

Still a lot to do, but it "works" and we drove our first laps today. Assetto Corsa running in a 1986 Sega Outrun arcade cabinet. Original steering and pedals are now working and calibrated in Steam via an Arduino Pro Micro. Next we'll modify the shifter to work as a sequential gearbox.

Assetto Corsa racing simulator game playing on an original Sega OutRun arcade cabinet

JUST IN - Our Twitter (X) account has been locked. They claim we published "people's private information without their express authorization and permission." We published names and email addresses of people working for the government. We will not be intimidated.

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Nothing but the highest quality equipment in my workshop. Paint booth made from a camping gazebo, a spotlight zip-tied to the ceiling of it, and a heat gun hanging from some scrap wire. Worked great though!

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