If you’re doing any serious work with microphones, you’ll typically find yourself in want of a dedicated preamp. [ojg] needed just such a thing for acoustic measurement duties, and set …read more (https://hackaday.com/2022/12/16/a-simple-high-fidelity-diy-mic-pre-amp/)

Antenna Mount Designed For On-The-Go SDR
https://hackaday.com/2022/12/16/antenna-mount-designed-for-on-the-go-sdr/

METADATA-START
" data-medium-file="https://hackaday.com/wp-content/uploads/2022/12/antenna-mount-main.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/12/antenna-mount-main.jpg?w=634">Software-defined radio is all the rage these days, and for good reason. It eliminates or drastically reduces the amount of otherwise pricey equipment needed to transmit or even just receive, …read more (https://hackaday.com/2022/12/16/antenna-mount-designed-for-on-the-go-sdr/)

What Happens when Implants Become Abandonware?
https://hackaday.com/2022/12/16/what-happens-when-implants-become-abandonware/

You’ve probably had a company not support one of your devices as long as you’d like, whether it was a smart speaker or a phone, but what happens if you …read more (https://hackaday.com/2022/12/16/what-happens-when-implants-become-abandonware/)

Kids’ Jukebox Based on Arduino with RFID
https://hackaday.com/2022/12/16/kids-jukebox-based-on-arduino-with-rfid/

Consumer electronics aimed at young children tend to be quite janky and cheap-looking, and they often have to be to survive the extreme stress-testing normal use in this situation. You …read more (https://hackaday.com/2022/12/16/kids-jukebox-based-on-arduino-with-rfid/)

Differential Swerve Drive Is Highly Maneuverable
https://hackaday.com/2022/12/17/differential-swerve-drive-is-highly-maneuverable/

There are a variety of wheel designs out there that can provide for rotation and translation in various directions. The differential swerve drive, though, as demonstrated by [WildWillyRobots], uses regular …read more (https://hackaday.com/2022/12/17/differential-swerve-drive-is-highly-maneuverable/)

Say the Magic Word, and the TinySA Goes Ultra
https://hackaday.com/2022/12/17/say-the-magic-word-and-the-tinysa-goes-ultra/

We’ve looked at the TinySA spectrum analyzer in the past. However, the recent Ultra edition offers an increase in range from 800 MHz to 6 GHz. How does it work? …read more (https://hackaday.com/2022/12/17/say-the-magic-word-and-the-tinysa-goes-ultra/)

Yesterday’s Future is Brighter Today
https://hackaday.com/2022/12/17/yesterdays-future-is-brighter-today/

The demoscene never ceases to amaze. Back in the mid-80s, people wouldn’t just hack software to remove the copy restrictions, but would go the extra mile and add some fun …read more (https://hackaday.com/2022/12/17/yesterdays-future-is-brighter-today/)

DIY Square Guitar Is Anything But
https://hackaday.com/2022/12/17/diy-square-guitar-is-anything-but/