A series of serve skills can be classified into six consecutive movements. This application tells a start of each movement by a voice. As duration time between consecutive movements is modifiable, a player can investigate a suitable serve rhythm for him. This application measures Reaction Time from “Ready” to “Hit” in millisecond order, and feedback it in voice just after hitting. In addition, it calculates a mean and a standard deviation of the reaction time on the end of the trials. Based on these values, the player can make a scientific exercise.
Kens_Rhythmic_Tennis_Serve
