It’s a Microphone and a Spring Reverb all in One
https://hackaday.com/2023/12/15/its-a-microphone-and-a-spring-reverb-all-in-one/

We’re so used to reverb effects being simply another software plugin that it’s easy to forget the electromechanical roots of the effect. Decades ago, a reverb would have been a …read more (https://hackaday.com/2023/12/15/its-a-microphone-and-a-spring-reverb-all-in-one/)

Building a Solar-Powered, Supercapacitor-Based Speaker
https://hackaday.com/2023/12/15/building-a-solar-powered-supercapacitor-based-speaker/

Inspired by many months of hours-long load shedding in South Africa, [JGJMatt] decided to make a portable speaker that can play tunes for hours on a single charge and even …read more (https://hackaday.com/2023/12/15/building-a-solar-powered-supercapacitor-based-speaker/)

This Week in Security: Traingate, DNS, and JMP Slides
https://hackaday.com/2023/12/15/this-week-in-security-traingate-dns-and-jmp-slides/

Remember Dieselgate, the scandal where certain diesel vehicles would detect an emissions test, and run cleaner for it, “cheating” the test? Traingate may just put that one into perspective. We’ll …read more (https://hackaday.com/2023/12/15/this-week-in-security-traingate-dns-and-jmp-slides/)

Mods Turn Junk UPS into a Long-Endurance Beast
https://hackaday.com/2023/12/15/mods-turn-junk-ups-into-a-long-endurance-beast/

If you’ve got a so-called uninterruptible power supply (UPS) on your system, you’re probably painfully aware that the “uninterruptible” part has some pretty serious limits. Most consumer units are designed …read more (https://hackaday.com/2023/12/15/mods-turn-junk-ups-into-a-long-endurance-beast/)

Hackaday Podcast Episode 248: Cthulhu Clock Radio Transharmonium, Thunderscan, and How to Fill Up in Space
https://hackaday.com/2023/12/15/hackaday-podcast-episode-248-cthulhu-clock-radio-transharmonium-thunderscan-and-how-to-fill-up-in-space/

This week, Elliot sat down with Dan for the penultimate podcast of 2023, and what a week it was. We started with news about Voyager; at T+46 years from launch, …read more (https://hackaday.com/2023/12/15/hackaday-podcast-episode-248-cthulhu-clock-radio-transharmonium-thunderscan-and-how-to-fill-up-in-space/)

Repairing an HP Power Supply
https://hackaday.com/2023/12/15/repairing-an-hp-power-supply/

One of the interesting things about living in modern times is that a confluence of the Internet and rapid changes in the electronics industry means that test gear that used …read more (https://hackaday.com/2023/12/15/repairing-an-hp-power-supply/)

1D LED PONG, Arduino-Style
https://hackaday.com/2023/12/15/1d-led-pong-arduino-style/