phi-X

phi-X is a metronome with speed trainer. It allows you to increase or decrease speed (in bpm) within a certain range of bars. This helps you to improve your technical skills on your instrument. phi-X is available as Android app, as well as a hardware project based on an AVR ATmega8 microcontroller.

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AVR is a registered trademark of Atmel Corporation
Android is a trademark of Google Inc.