Underwater Sensor Takes Single Pair Ethernet for a Dip
https://hackaday.com/2024/02/27/underwater-sensor-takes-single-pair-ethernet-for-a-dip/

The 10BASE-T1 Ethernet standard is also known as ‘single pair Ethernet’ (SPE), as it’s most defining feature is the ability to work over a single pair of conductors. Being fairly …read more (https://hackaday.com/2024/02/27/underwater-sensor-takes-single-pair-ethernet-for-a-dip/)

3D-Printed Automated Development Tank For Classic Photo Films
https://hackaday.com/2024/02/27/3d-printed-automated-development-tank-for-classic-photo-films/

[packetandy] had a problem. He was still into classic analog photography, but local options for development were few and far between. After some frustration, he decided to take on the …read more (https://hackaday.com/2024/02/27/3d-printed-automated-development-tank-for-classic-photo-films/)

Wireless Telescope Guidance You Can Build On The Cheap
https://hackaday.com/2024/02/27/wireless-telescope-guidance-you-can-build-on-the-cheap/

Telescopes are fun to point around the sky, but they’re even better when you have some idea of what you’re actually looking at. Experienced sky-gazers love nothing more than whipping …read more (https://hackaday.com/2024/02/27/wireless-telescope-guidance-you-can-build-on-the-cheap/)

Blast From the Past: Schematic Templates
https://hackaday.com/2024/02/27/blast-from-the-past-schematic-templates/

If you want to draw schematics today, you probably sit down at your computer. Why not? There are a ton of programs made to do the work easily, and the …read more (https://hackaday.com/2024/02/27/blast-from-the-past-schematic-templates/)

Wire Wrap Odyssey: a 7400-series Homebrew 8-bit Computer
https://hackaday.com/2024/02/27/wire-wrap-odyssey-a-7400-series-homebrew-8-bit-computer/

As part of his computer science curriculum at Texas A&M University in the early 2000s, [Paul Krizak] took a computer architecture course on the basics of their functioning. This and …read more (https://hackaday.com/2024/02/27/wire-wrap-odyssey-a-7400-series-homebrew-8-bit-computer/)

ESP32 Weather Station Looks Great With Color E-Paper Display
https://hackaday.com/2024/02/28/esp32-weather-station-looks-great-with-color-e-paper-display/

[educ8s.tv] has built weather stations before, but his latest is his best yet. It’s all thanks to its low-power design, enabled by its e-paper display. The build is based around …read more (https://hackaday.com/2024/02/28/esp32-weather-station-looks-great-with-color-e-paper-display/)

Avoid I2C Address Conflicts On ESP32 By Pin Muxing
https://hackaday.com/2024/02/28/avoid-i2c-address-conflicts-on-esp32-by-pin-muxing/