When the ball is hit, its displayed position in the Smart Tennis Sensor app is based on which direction of the racket? | Sony USA
Tennis Science - The Sony Smart Tennis Sensor accurately measures external workload in junior tennis players. NL Myers et al. http://journals.sagepub.com/doi/abs/10.1177/1747954118805278 | Facebook
![The Sony Smart Tennis Sensor accurately measures external workload in junior tennis players - NL Myers, WB Kibler, AH Axtell, TL Uhl, 2019 The Sony Smart Tennis Sensor accurately measures external workload in junior tennis players - NL Myers, WB Kibler, AH Axtell, TL Uhl, 2019](https://journals.sagepub.com/cms/10.1177/1747954118805278/asset/images/large/10.1177_1747954118805278-fig1.jpeg)