Hackaday

25 Jul 2025 10:42

When you think of a tape recorder, you might think of a cassette tape. However, [Michael Simpson] has an old Star-Lite small reel-to-reel tape machine. It isn’t a repair so …read more (https://hackaday.com/2025/07/24/not-repairing-an-old-tape-recorder/)

Hackaday

25 Jul 2025 06:59

The switch from analog telephone exchanges to a purely digital network meant a revolution in just about any way imaginable. Gone were the bulky physical switches and associated system limitations. …read more (https://hackaday.com/2025/07/24/when-the-uks-telephone-network-went-digital-with-system-x/)

Hackaday

25 Jul 2025 03:15

Remember the 80286? It was the sequel to the 8086, the chip that started it all, and it powered a great number of machines in the early years of the …read more (https://hackaday.com/2025/07/24/comprehensive-test-set-released-for-the-intel-80286/)

Hackaday

25 Jul 2025 03:14

Most research on electroplating tries to find ways to make it plate parts more uniformly. [Ajc150] took the opposite direction, though, with his selective electroplating project, which uses an electrode …read more (https://hackaday.com/2025/07/24/painting-in-metal-with-selective-electroplating/)

Hackaday

24 Jul 2025 21:45

One of the categories we chose for the One Hertz Challenge is “Could Have Used a 555.” What about when you couldn’t have, but did anyway? The 555 is famously …read more (https://hackaday.com/2025/07/24/2025-one-hertz-challenge-555-timer-gets-a-signal-from-above/)

Hackaday

20 Jul 2025 19:06

Long before electricity was a common household utility, humanity had been building machines to do many tasks that we’d now just strap a motor or set of batteries onto and …read more (https://hackaday.com/2025/07/20/8-bit-mechanical-computer-built-from-knex/)

Hackaday

20 Jul 2025 19:05

In the auto world, there are lots of overarching standards that all automakers comply with. There are also lots of proprietary technologies that each automaker creates and uses for its …read more (https://hackaday.com/2025/07/20/engine-data-displayed-live-on-dash/)

Hackaday

20 Jul 2025 19:04

Here’s a fun project. Over on their YouTube page [Urban Circles] introduces Project Scribe. The idea behind this project is that you can print out little life “receipts”. Notes, jokes, …read more (https://hackaday.com/2025/07/20/project-scribe-receipts-for-life/)

Hackaday

20 Jul 2025 19:03

The human eye’s color perception is notoriously variable (see, for example, the famous dress), which makes it difficult to standardize colours. This is where spectrophotometers come in: they measure colours …read more (https://hackaday.com/2025/07/19/a-spectrophotometer-jailbreak-to-resolve-colorful-disputes/)

Hackaday

20 Jul 2025 19:02

Here’s something fun from our hacker [Piers]: Software Defined ROMs. In this series of three videos, [Piers] runs us through what a software defined ROM is, how to make them, …read more (https://hackaday.com/2025/07/19/software-defined-retro-roms/)

Hackaday

20 Jul 2025 01:39

The Z80 might be decades obsolete and a few years out of production, but it’s absolutely a case of “gone but not forgotten” in the hacker world. Case in point …read more (https://hackaday.com/2025/07/19/symbos-is-a-funhouse-mirror-look-at-a-future-that-never-was/)

Hackaday

20 Jul 2025 01:38

Everything fails eventually, but moving parts fail fastest of all– and optical drives seemingly more than others, at least in our experience. Even when they work, vintage drives often have …read more (https://hackaday.com/2025/07/19/picogus-adds-cd-rom-emulation-to-isa-bus/)

Hackaday

19 Jul 2025 19:58

Have you ever seen a toy and said “That wants to be a deck”? [Attoparsec] did, when his eyes fell upon the Little Talking Scholar, a punch card driven toy …read more (https://hackaday.com/2025/07/19/punch-card-controlled-cyberdeck-lives-in-80s-toy/)

Hackaday

19 Jul 2025 19:57

Even within a single type of FDM filament there is an overwhelming amount of choice. Take for example Elegoo’s PETG filament offerings, which include such varieties like ‘Pro’ and ‘Rapid’. …read more (https://hackaday.com/2025/07/19/elegoo-rapid-petg-vs-petg-pro-same-price-similar-specs-which-to-buy/)

Hackaday

19 Jul 2025 13:29

For as mysterious, fascinating, and beautiful as lightning is at a distance, it’s not exactly a peaceful phenomenon up close. Not many things are built to withstand millions of volts …read more (https://hackaday.com/2025/07/19/neon-lamp-detects-lightning-strikes/)

Hackaday

25 Jul 2025 10:42

Not Repairing an Old Tape Recorder
https://hackaday.com/2025/07/24/not-repairing-an-old-tape-recorder/

Hackaday

25 Jul 2025 06:59

When the UK’s Telephone Network Went Digital With System X
https://hackaday.com/2025/07/24/when-the-uks-telephone-network-went-digital-with-system-x/

Hackaday

25 Jul 2025 03:15

Comprehensive Test Set Released For The Intel 80286
https://hackaday.com/2025/07/24/comprehensive-test-set-released-for-the-intel-80286/

Hackaday

25 Jul 2025 03:14

Painting in Metal with Selective Electroplating
https://hackaday.com/2025/07/24/painting-in-metal-with-selective-electroplating/

Hackaday

24 Jul 2025 21:45

2025 One Hertz Challenge: 555 Timer Gets a Signal From Above
https://hackaday.com/2025/07/24/2025-one-hertz-challenge-555-timer-gets-a-signal-from-above/

Hackaday

20 Jul 2025 19:06

8 Bit Mechanical Computer Built from Knex
https://hackaday.com/2025/07/20/8-bit-mechanical-computer-built-from-knex/

Hackaday

20 Jul 2025 19:05

Engine Data Displayed Live On Dash
https://hackaday.com/2025/07/20/engine-data-displayed-live-on-dash/

Hackaday

20 Jul 2025 19:04

Project Scribe: Receipts for Life
https://hackaday.com/2025/07/20/project-scribe-receipts-for-life/

Hackaday

20 Jul 2025 19:03

A Spectrophotometer Jailbreak to Resolve Colorful Disputes
https://hackaday.com/2025/07/19/a-spectrophotometer-jailbreak-to-resolve-colorful-disputes/

Hackaday

20 Jul 2025 19:02

Software Defined Retro ROMs
https://hackaday.com/2025/07/19/software-defined-retro-roms/

Hackaday

20 Jul 2025 01:39

SymbOS Is a Funhouse mirror look at a future that never was
https://hackaday.com/2025/07/19/symbos-is-a-funhouse-mirror-look-at-a-future-that-never-was/

Hackaday

20 Jul 2025 01:38

PicoGUS adds CD-ROM Emulation to ISA Bus
https://hackaday.com/2025/07/19/picogus-adds-cd-rom-emulation-to-isa-bus/

Hackaday

19 Jul 2025 19:58

Punch card controlled Cyberdeck Lives In 80s Toy
https://hackaday.com/2025/07/19/punch-card-controlled-cyberdeck-lives-in-80s-toy/

Hackaday

19 Jul 2025 19:57

Elegoo Rapid PETG vs PETG Pro: Same Price, Similar Specs, Which to Buy?
https://hackaday.com/2025/07/19/elegoo-rapid-petg-vs-petg-pro-same-price-similar-specs-which-to-buy/

Hackaday

19 Jul 2025 13:29

Neon Lamp Detects Lightning Strikes
https://hackaday.com/2025/07/19/neon-lamp-detects-lightning-strikes/