| 摘要 |
PURPOSE:To automate the changeover from the frequency display to the time display by providing a control section setting the display device to the time display state in response to the key operation when the display device is in the frequency display, and setting the display device to the clock function control state corresponding to the key. CONSTITUTION:A display device 24 displaying the time display and the frequency display selectively and a key controlling the clock function are provided. When the frequency display is applied to the display device, a key controlling the clock function such as time adjustment keys 7, 8, a timer operation time setting key 6 or a sleep time setting key 7 is operated, then the display device is brought into the time display state, when the keys 7, 8 are operated, for example, the display device is brought into the display state of the time adjustment, when the key 6, is operated, the display device is set to the display state at the time of setting timer operation and when the key 7 is operated, the display device is set to the display state at sleep time setting. |
