[Corelatus] said recently that “someone” asked them to identify the phone signals in the 1982 film The Wall, based on the Pink Floyd song of the same name. We suspect …read more (https://hackaday.com/2024/12/24/calling-pink-floyd/)

Retrotechtacular: Quest for the “Big Boy” CRT Finds New Home in Mini Doc
https://hackaday.com/2024/12/24/retrotechtacular-quest-for-the-big-boy-crt-finds-new-home-in-mini-doc/

Size comparison of a 27 in CRT TV next to a 43 in CRT TV.
" data-image-caption="Size comparison of a 27 in CRT TV next to a 43 in CRT TV.
" data-medium-file="https://hackaday.com/wp-content/uploads/2024/12/Largest-CRT-Thumbnail.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/12/Largest-CRT-Thumbnail.png?w=800">To celebrate the twentieth anniversary of their Trinitron line of televisions, Sony launched the KX-45ED1. At forty three inches the screen on this particular model made it the largest tube …read more (https://hackaday.com/2024/12/24/retrotechtacular-quest-for-the-big-boy-crt-finds-new-home-in-mini-doc/)

The Mystery of the Messed-Up Hammond X5
https://hackaday.com/2024/12/24/the-mystery-of-the-messed-up-hammond-x5/

[Filip] got his hands on a sweet old Hammond X5 organ, but it had one crucial problem: only half of the keys worked. Each and every C#, D, D#, E, …read more (https://hackaday.com/2024/12/24/the-mystery-of-the-messed-up-hammond-x5/)

Keeping Track of Old Computer Manuals with the Manx Catalog
https://hackaday.com/2024/12/24/keeping-track-of-old-computer-manuals-with-the-manx-catalog/

An unfortunate reality of pre-1990s computer systems is that any manuals and documentation that came with them likely only existed on paper. That’s not to say there aren’t scanned-in (PDF) …read more (https://hackaday.com/2024/12/24/keeping-track-of-old-computer-manuals-with-the-manx-catalog/)

A Twenty-Segment Display, Artistically
https://hackaday.com/2024/12/24/a-twenty-segment-display-artistically/

We all know and love the humble seven-segment display, right? And if you want to make characters as well as numbers, you can do an okay job with sixteen segments …read more (https://hackaday.com/2024/12/24/a-twenty-segment-display-artistically/)

Holiday Jukebox Gets ESP32, Home Assistant Support
https://hackaday.com/2024/12/24/holiday-jukebox-gets-esp32-home-assistant-support/

If we’ve learned anything over the years, it’s that the only thing hardware hackers love more than a device festooned with buttons is one that’s covered in LEDs — so …read more (https://hackaday.com/2024/12/24/holiday-jukebox-gets-esp32-home-assistant-support/)

Pi’s Evil Twin Goes for Infinity
https://hackaday.com/2024/12/24/pis-evil-twin-goes-for-infinity/

Most people know about the numerical constant pi (or π, if you prefer). But did you know that pi has an evil twin represented by the symbol ϖ? As [John …read more (https://hackaday.com/2024/12/24/pis-evil-twin-goes-for-infinity/)

Going Digital: Teaching a TI-84 Handwriting Recognition
https://hackaday.com/2024/12/24/going-digital-teaching-a-ti-84-handwriting-recognition/