1. RADAR OPERATION
1-24
1.14 Choosing the Range Scale
The selected range scale, range ring interval and pulselength are shown at the
upper left corner on the screen. When a target of interest comes closer, reduce
the range scale so that it appears in 50-90% of the display radius.
By keyboard
Use the [RANGE] key to choose range desired. Hit the “+” part of the key to
raise the range; the “-“ part to lower the range.
By trackball
1. Roll the trackball to choose the RANGE box at the top left corner of the
screen. The guidance box shows “RANGE DOWN / RANGE UP.”
0.125
NM
0.025
RANGE box
2. Push the left button to lower the range; the right button to raise the range.
You may also choose the range by rolling the wheel and then pushing it or
the left button.
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