fff
" 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/)

An (Almost) Single-Chip Apple IIe
https://hackaday.com/2022/12/23/an-almost-single-chip-apple-iie/

The Apple II is one of the most iconic microcomputers, and [James Lewis] decided to use the Mega-II “Apple IIe on a chip” from an Apple IIgs to build a …read more (https://hackaday.com/2022/12/23/an-almost-single-chip-apple-iie/)

CoreFreq Gives Peek at CPU Performance Info on Linux
https://hackaday.com/2022/12/24/corefreq-gives-peek-at-cpu-performance-info-on-linux/

The CPU is the part of the computer that makes everything else tick. While GPUs have increasingly become a key part of overall system performance, we still find ourselves wanting …read more (https://hackaday.com/2022/12/24/corefreq-gives-peek-at-cpu-performance-info-on-linux/)

How To Restore a Musical Amiga
https://hackaday.com/2022/12/24/how-to-restore-a-musical-amiga/