| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a synthetic voice volume controller having use convenience while maintaining the safety by distinguishing a volume message from a buzzer tone when both the buzzer tone and voice message are influenced by the change in volume. SOLUTION: The synthetic voice volume controller is provided with an operation button group 30, a control part 31 for controlling operation on the basis of a signal from the button group 30, a synthetic voice generator 36 for recording voice message data including a false buzzer tone, an amplifier 37, a voice generation means 37, and a variable volume means 35 for changing a volume level. At the time of receiving an instruction for changing the volume level, voice message data indicating the contents of a voice change are generated by the changed volume level, and in the case of an alarm tone or voice message data for urging attention, its volume is changed and the buzzer tone is fixed on prescribed volume.</p> |
