Be your own DJ with QN8066 and an Arduino Library
https://hackaday.com/2024/08/10/be-your-own-dj-with-qn8066-and-an-arduino-library/

The QN8066 is a fun little FM transmitter chip. It covers the full FM broadcast band and has built-in DSP. You would find this sort of part in car cell …read more (https://hackaday.com/2024/08/10/be-your-own-dj-with-qn8066-and-an-arduino-library/)

3D Printed Jet Engine Goes Turbo
https://hackaday.com/2024/08/10/3d-printed-jet-engine-goes-turbo/

Printing a model jet engine is quite an accomplishment. But it wasn’t enough for [linus3d]. He wanted to redesign it to have a turbojet, an afterburner, and a variable exhaust …read more (https://hackaday.com/2024/08/10/3d-printed-jet-engine-goes-turbo/)

Robot Arm Gives Kids the Roller Coaster Ride of their Lives
https://hackaday.com/2024/08/10/robot-arm-gives-kids-the-roller-coaster-ride-of-their-lives/

Unfortunately, [Dave Niewinski]’s kids are still too little to go on a real roller coaster. But they’re certainly big enough to be tossed around by this giant robot arm roller …read more (https://hackaday.com/2024/08/10/robot-arm-gives-kids-the-roller-coaster-ride-of-their-lives/)

Potential Cure For All of England’s Beta Thalassemia Patients Within Reach
https://hackaday.com/2024/08/10/potential-cure-for-all-of-englands-beta-thalassemia-patients-within-reach/

A giemsa stained blood smear from a person with beta thalassemia (Credit: Dr Graham Beards, Wikimedia Commons)
" data-medium-file="https://hackaday.com/wp-content/uploads/2023/11/B-Thalassemia_red_blood_cells.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2023/11/B-Thalassemia_red_blood_cells.jpg?w=800" tabindex="0" role="button">Beta thalassemia and sickle cell are two red blood cell disorders which both come with massive health implications and shortened lifespans, but at least for UK-based patients the former may …read more (https://hackaday.com/2024/08/10/potential-cure-for-all-of-englands-beta-thalassemia-patients-within-reach/)

Proxxon CNC Conversion Makes a Small Mill a Bit Bigger
https://hackaday.com/2024/08/10/proxxon-cnc-conversion-makes-a-small-mill-a-bit-bigger/

The Proxxon MF70 mini-mill is a cheap and cheerful, but decently made little desktop mill. As such, it’s been the target of innumerable CNC-ification projects, including an official kit from …read more (https://hackaday.com/2024/08/10/proxxon-cnc-conversion-makes-a-small-mill-a-bit-bigger/)

Inside the Mecanum Wheel
https://hackaday.com/2024/08/11/inside-the-mecanum-wheel/

If you make anything that moves, like a robot, you quickly realize that turning can be a pain. That’s why there are a number of designs for wheels that can …read more (https://hackaday.com/2024/08/11/inside-the-mecanum-wheel/)

Achieving Human Level Competitive Robot Table Tennis
https://hackaday.com/2024/08/11/achieving-human-level-competitive-robot-table-tennis/

A team at Google has spent a lot of time recently playing table tennis, purportedly only for science. Their goal was to see whether they could construct a robot which …read more (https://hackaday.com/2024/08/11/achieving-human-level-competitive-robot-table-tennis/)