While the Internet is a great place to get access to any music or audio you can dream of, there’s still a place for broadcast radio. [mit41301] has recently been …read more (https://hackaday.com/2022/12/23/working-with-i2s-compatible-fm-tuners/)

Hackaday Podcast 198: Major Tom on the ISS, 3DP Ovals and Overhangs, Inside a Mini Cheetah Clone
https://hackaday.com/2022/12/23/hackaday-podcast-198-major-tom-on-the-iss-3dp-ovals-and-overhangs-inside-a-mini-cheetah-clone/

As we slide into the Christmas break, Editor-in-Chief Elliot Williams and Staff Writer Dan Maloney look at the best and brightest of this week’s hacks. It wasn’t an easy task …read more (https://hackaday.com/2022/12/23/hackaday-podcast-198-major-tom-on-the-iss-3dp-ovals-and-overhangs-inside-a-mini-cheetah-clone/)

Your Next Airport Meal May Be Delivered By Robot
https://hackaday.com/2022/12/23/your-next-airport-meal-may-be-delivered-by-robot/

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" data-medium-file="https://hackaday.com/wp-content/uploads/2022/12/Ottonomy-at-Pittsburgh-International-Airport-PIT-Allegheny-County-Airport-Authority-Xbridge-0-16-screenshot.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/12/Ottonomy-at-Pittsburgh-International-Airport-PIT-Allegheny-County-Airport-Authority-Xbridge-0-16-screenshot.png?w=800">Robot delivery has long been touted as a game-changing technology of the future. However, it still hasn’t cracked the big time. Drones still aren’t airdropping packages into our gutters by …read more (https://hackaday.com/2022/12/23/your-next-airport-meal-may-be-delivered-by-robot/)

Laser Scanning Microscope Built With Blu-ray Parts
https://hackaday.com/2022/12/23/laser-scanning-microscope-built-with-blu-ray-parts/

Laser scanning microscopes are useful for all kinds of tiny investigations. As it turns out, you can build one using parts salvaged from a Blu-ray player, as demonstrated by [Doctor …read more (https://hackaday.com/2022/12/23/laser-scanning-microscope-built-with-blu-ray-parts/)

This WiFi Signal Strength Meter Ain’t Afraid of No Ghosts
https://hackaday.com/2022/12/23/this-wifi-signal-strength-meter-aint-afraid-of-no-ghosts/

The original Ghostbusters movie is a classic that’s still delivering nearly 40 years after its release — just let that sink in for a minute. Almost every aspect of the …read more (https://hackaday.com/2022/12/23/this-wifi-signal-strength-meter-aint-afraid-of-no-ghosts/)

Harmonic vs Cycloidal Show Down
https://hackaday.com/2022/12/23/harmonic-vs-cycloidal-show-down/

What’s better? Harmonic or cycloidal drive? We aren’t sure, but we know who to ask. [How To Mechatronics] 3D printed both kinds of gearboxes and ran them through several tests. You …read more (https://hackaday.com/2022/12/23/harmonic-vs-cycloidal-show-down/)

Chainless “Digital Drive” Bikes Use Electric Power Transmission Instead
https://hackaday.com/2022/12/23/chainless-digital-drive-bikes-use-electric-power-transmission-instead/

We’re all familiar with how regular bikes work, with the pedals connected to the rear wheel via a simple chain drive. This setup is lightweight, cheap, and highly efficient. It’s …read more (https://hackaday.com/2022/12/23/chainless-digital-drive-bikes-use-electric-power-transmission-instead/)