Month: March 2008

MP3 player responds to its environment

MP3 player responds to its environment

Greg Bertrand’s Arduino controlled MP3 player changes its volume based on its distance from its listener and changes other parameters from built in sensors. Pretty cool idea except for the fact that most people carry their MP3 players in their pockets, a trend that would render this device unlistenable. Alveolis: sensor-controlled mp3 player Link

DIY Tachometer

DIY Tachometer

This is an interesting DIY tachometer with some unusual features for the R/C enthusiast. Generally tachometer is a gauge to measure rotation speed of any rotating things. In RC hobby tachometer is the instrument for measuring and monitoring propeller revolutions per minute (RPM). This tachometer has some additional functionality like: thrust, pitch speed and power […]