Category: Uncategorized
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T-Beam Magnetometer Investigation
5/1/2026 – Update: over 100k hits on my Forgejo server, presumably bots, so I now require sign-in to explore. Contact me if you want an account. Introduction This is a deep technical dive, possibly only of interest to people programming the LilyGO T-Beam SUPREME. Much of the working below are snippets taken from Wikipedia. What’s…
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Building A Better Mouse Trap
Our white house has one or more rats in it. We discovered a 2″ hole that apparently is their access. While traditional trapping and rat zappers work from time to time, preventing rats from entering is the priority. But, I don’t want to hinder their exit and I do not like resorting to traps, I’d…
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Printing in 3D An Exhaust Flange
I have been waylaid into 3D printing, not by choice, but by necessity. I’m building a Voron Trident 3D printer from a kit. Estimated time: 40 hours. I paid to have the 100-300 plastic parts required by the project printed by someone else since I did not already own a 3D printer. It took 3…
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Battery Extractor Sling
I’ve been working with the LilyGO® T-Beam SUPREME ($41 not inc. shipping) which packs a punch with its: ESP32-S3FN8 processor with 8MB of RAM and 8MB of PSRAM a 128x64px OLED display a Lora radio transceiver a GPS sensor (either MAX-M10S or L76K ) Six-Axis Sensor Temperature, humidity and pressure sensor Magnetometer (compass) A power…
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Extracting Links From PDF
Here’s a walk-through where I extract video link in a PDF and ascertain the length of the videos, their YouTube address, and their title. The 291 page Voron Assembly manual has links to helpful videos within it. Here’s a picture of such a link, https://voron.link/onjwmcd, from page 10 (intended to be read by a phone’s…
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“Over Hill Over Dale” by Thomas Gainsborough
I was sending a letter via First Class mail and a book via Media Rate, as a present, to a friend using the United States Postal Service. Both were sent at the same time in Salem to an address in Salem. My understanding is that mail gets delivered to Portland where it can be sorted,…
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A Fortuitous Gift Mandates Custom Thank You Cards
In November, 2025. ironically a day before my birthday (unbeknownst to the donor), I was given two books that were illustrated by Gorey. The present was wrapped with high quality wrapping paper… paper good enough to be book binding liner, a white ribbon, a beautiful note card with a readable handwritten note, a print-out of…
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Lithium Battery Alert
Adam Savage of Myth Busters Fame released a 21′ video “The Surprising Flaws in 18650 Lithium-Ion Batteries”on YouTube on January 20, 2026. Adam has 7,100,000 subscribers. Adam interviews these two employees from Lumafield: Alex Hao Andreas Bastian The upshot is that Lumafield has used a scanning device to see what is really inside a battery…
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A Powerful Punch: Soixante Quinze
Spring is arriving, and so will the legions, yes 3,000+ of tulips and 3,000+ of daffodils, of bulbs I planted may be blooming. A perfect time for a Tea. And what to serve? A powerful punch: Soixante Quinze, also known at the “French 75” purportedly created in Harry’s Bar in Paris in 1915 after the…
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Voron Design – 3D Printer
pas pour les âmes sensibles [Not for the faint of heart]” – François Rabelais? Voron Design is a three dimensional printing (“3D”) project created in 2015 to create a no-compromise 3D printer that was fun to assemble and a joy to use. It had to be quiet, clean, pretty, and continue to operate 24 hours…