Invisible Bike Helmet

   If you are a bike rider and hate wearing a helmet this Invisible Bike Helmet might be for you. I am not sure how sensitive it is, I am hoping a strong pat on the back doesn’t activate the sensor. 🙂 “Hövding is a bicycle helmet unlike any other currently on the market. It’s ergonomic, it’s practical, it complies with all the safety requirements, and it’s also subtle and

LEDMorpher - Rotating LED Light Show

  Thanks to Matt White for sending in a project that they are working on and could be ready to sell very soon called the LEDMorpher. You might remember the Spinning RGB Ball project that we featured a few years ago which is similar to this project. They are fundraising to raise the $79,000 they need to put it into production. Looks like a fun unit to sit on your

Washing Machine Coffee Roaster

    Washing machines last a long time but when yours ends up kicking the bucket you might want to make a huge coffee roaster out of it. “The setup consists of the roaster itself, a propane gas stove, an electricity extension cord for the motor, and a big pan to rapidly cool the beans when they’re done (to prevent overroasting).”    

Good use for Old Microwave Ovens

  Microwave ovens are often discarded because they are old and don’t match the look of your other kitchen appliances anymore. Have no fear, there is a good use for these ovens. You can use the MOT (Microwave Oven Transformer) found inside for some high voltage fun or simply make a pressure vessel bomb out of it.  Tesla500 on Youtube has been having fun with these for years. Have a

Service of a Crown K1 Amplifier

  Maxxarcade shows us how he services a Crown K1 Amplifier. Goes to show that computer motherboards are not the only thing that are plagued by dry caps. The amplifier faults out as soon as it is powered up and you can tell that Maxxarcade has a ton of experience with this equipment since he immediately knows where the problem lies. I am quite surprised with his troubleshooting technique though.

Huge Human-Powered Rube Goldberg Machine featuring Jason Paul

  Jason Paul is known for his super human abilities but when you add a Rube Goldberg Machine on a huge scale things get very interesting! I guess danger of death makes everything more interesting and this is no exception. There is no shortage of don’t try this at home in this video. I am not sure if the entire thing was taken in a single take though since there are

Convert your Mirrorless Camera into a Large Format Camera

  Hank Dietz who is a professor of Electrical and Computer Engineering at the University of Kentucky has built this Adapter that allows your Mirrorless Camera to be used n a Large Format Camera. This gives you more features such as tilt and shift to allow you to take pictures that would not be possible in the small frame of the original camera. “Well, first off, the unit described in