Using Capacitance for Extremely Sensitive Proximity Sensing
https://hackaday.com/2026/04/18/using-capacitance-for-extremely-sensitive-proximity-sensing/

Capacitive displacement sensors span a wide range of resolution, from the touchscreen sensors which can only detect displacement as a binary state, all the way to the sensors in semiconductor …read more (https://hackaday.com/2026/04/18/using-capacitance-for-extremely-sensitive-proximity-sensing/)

Can Claude Write Z80 Assembly Code?
https://hackaday.com/2026/04/19/can-claude-write-z80-assembly-code/

Betteridge’s law applies, but with help and guidance by a human who knows his stuff, [Ready Z80] was able to get a functioning game of Wordle out of the French-named …read more (https://hackaday.com/2026/04/19/can-claude-write-z80-assembly-code/)

DIY UPS Keeps Home Assistant Running
https://hackaday.com/2026/04/19/diy-ups-keeps-home-assistant-running/

If you put a bunch of computers in charge of your house, it’s generally desirable to ensure their up-time is as close to 100% as possible. An uninterruptible power supply …read more (https://hackaday.com/2026/04/19/diy-ups-keeps-home-assistant-running/)

Building a Rim-Driven Jet Engine
https://hackaday.com/2026/04/19/building-a-rim-driven-jet-engine/

Rim-driven thrusters turn the normal propeller-motor arrangement inside out; rather than mounting the motor at the center of the propeller, they use a large hollow motor, with the blades attached …read more (https://hackaday.com/2026/04/19/building-a-rim-driven-jet-engine/)

Rack Cage Generator Gets Your Gear Mounted
https://hackaday.com/2026/04/19/rack-cage-generator-gets-your-gear-mounted/

Sometimes, as hackers and makers, we can end up with messy lashed-together gear that is neither reliable nor tidy. Rackmounting your stuff can be a great way to improve the …read more (https://hackaday.com/2026/04/19/rack-cage-generator-gets-your-gear-mounted/)

2026 Green Powered Challenge: The Eternal Headphones
https://hackaday.com/2026/04/19/2026-green-powered-challenge-the-eternal-headphones/

Noise cancelling headphones are a great way to insulate yourself from the bustle of the city, but due to their power requirements, continuous use means frequent recharging. [Alessandro Sgarzi] has …read more (https://hackaday.com/2026/04/19/2026-green-powered-challenge-the-eternal-headphones/)

Hackaday Links: April 19, 2026
https://hackaday.com/2026/04/19/hackaday-links-april-19-2026/