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When a soft key is displayed in a dark blue color, it is not selectable.
3-2
Display span setting
In the normal operation mode, the maximum display span is 10 MHz (+/- 5 MHz from the center
frequency.)
In the normal operation mode, the display span can be set between 250 kHz and10 MHz in
1 kHz increments. In this mode, the display step is calculated automatically.
The chart at the left indicates the display span as 10 MHz and the display step is
20 kHz (per pixel).
Since there are 500 pixels on the horizontal axis, the resolution of each pixel
indicates 20 kHz. (10 MHz / 500 = 20 kHz)
53
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