As things get smaller, we can fit more processing power into devices like robots to allow them to do more things or interact with their environment in new ways. If …read more (https://hackaday.com/2024/10/20/the-design-process-for-a-tiny-robot-brain/)

Save A Packet, Use Cheap Co-Ax!
https://hackaday.com/2024/10/21/save-a-packet-use-cheap-co-ax/

Anyone who works with radio transmitters will know all about matching and impedance, and also about the importance of selecting the best co-axial cable connecting transistor and antenna. But here’s …read more (https://hackaday.com/2024/10/21/save-a-packet-use-cheap-co-ax/)

I2C the Hard Way
https://hackaday.com/2024/10/21/i2c-the-hard-way/

[Igor] has an AS5600 magnetic rotary encoder chip on a breakout board. Normally, you’d think that was an easy device to work with since it has an I2C interface. But …read more (https://hackaday.com/2024/10/21/i2c-the-hard-way/)

An SAO for Hams
https://hackaday.com/2024/10/21/an-sao-for-hams/

Generally speaking, the Hackaday Supercon badge will always have a place for SAO (rebranded as “Supercon add-ons”), and that makes sense. We did originate them, after all. This year, though, …read more (https://hackaday.com/2024/10/21/an-sao-for-hams/)

Open-Source, 3D Printed Trackpad
https://hackaday.com/2024/10/21/open-source-3d-printed-trackpad/

Touchpads, or trackpads, have been around since the 1980s. Today, you can often find them in laptops and notebook computers as pointing devices. With no moving parts, a trackpad are …read more (https://hackaday.com/2024/10/21/open-source-3d-printed-trackpad/)

Pac-Man Ghost Helps With Air Quality Sensing
https://hackaday.com/2024/10/21/pac-man-ghost-helps-with-air-quality-sensing/

In the past, building construction methods generally didn’t worry much about air quality. There were enough gaps around windows, doors, siding, and flooring that a house could naturally “breathe” and …read more (https://hackaday.com/2024/10/21/pac-man-ghost-helps-with-air-quality-sensing/)

“Click to Cancel” Coming Soon
https://hackaday.com/2024/10/22/click-to-cancel-coming-soon/

If you’ve ever had to suffer through a call tree and a 9,000 hour wait on hold to cancel a subscription, we have good news for you if you live …read more (https://hackaday.com/2024/10/22/click-to-cancel-coming-soon/)