| 摘要 |
A tennis ball throwing machine includes a processor mounted on the machine. The processor is operatively connected to a first receiver that is adapted to communicate with the processor and to receive instructions regarding the operation of the machine. A remote controller includes a first transmitter for transmitting signals from the remote controller regarding the operation of the machine. The remote controller includes an interface having start/stop control of the machine. The remote controller has two-way communication with the ball machine processor. |
