So you're not "Hawaii Five-O's" Steve McGarrett, but wouldn't it be cool to have flashing lights and a siren on your car? John Graham's circuit makes it all possible – if you have a Pinewood Derby car made out of wood and plastic wheels. In John's car, coin-cell batteries power a microcontroller that flashes blue and red LEDs on the car's top and a buzzer simulates a two-tone police siren. "Book 'em, Danno – grand theft auto."
At this year's MD&M West show, lots of material suppliers are talking about new formulations for wearables and things that stick to the skin, whether it's adhesives, wound dressings, skin patches and other drug delivery devices, or medical electronics.
The US Congress has extended an important tax credit for solar energy, a move that’s good news for future investments in this type of alternative energy and for many stakeholders in the solar industry.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.