With built-in iTunes software, surround-sound quality speakers and the ability to hold up to 100 or even 500 songs, the ROKR provides a unique cell phone experience. Besides its audio capability, the unit has a display that can show full-screen movies and videos, as well as an integrated VGA camera for taking pictures. The unit has an illuminated keyboard, white-light backlighting for the LCD screen and a white LED Flash lamp for the camera. In addition to synchronized rhythm lights that provide a visual accompaniment to the music, the light pattern can be customized for incoming calls. The LEDs require a higher voltage than the 3.7V Li-ion battery, so analog technology provides the dc-dc boost voltage.
On April 15, 2010, President Barack Obama gave a major speech at the Kennedy Space Center in Florida, announcing that the US would send astronauts to Mars by the mid-2030s. But in order to do so, NASA would first need to ramp up its capabilities through missions directed toward "a series of increasingly demanding targets," i.e. asteroids.
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.