Garmin GPSMAP 3210 Owner's Manual - Page 98

Understanding the Radar Display, Using Range Rings, Heading Line - antenna

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Using Radar > Understanding Radar Before transmission begins, the message "Spinning Up" is shown while the radar antenna reaches nominal rotation speed. After the message disappears, the radar begins painting an image. Understanding the Radar Display The Radar Page shows a status bar along the top, user-configurable digital navigation data down the right side, a Heading Line, and Range Rings. Soft keys that allow quick access to radar functions and setting changes appear along the bottom of the page. Heading line Using Range Rings Use the Range Rings to quickly determine the distance to a target. The lowerright corner of the screen contains two scales. The scale value represents the distance from one end of the scale bar to the other. The top scale is the current zoom scale. Use the RANGE keys to zoom in or out. The bottom scale represents the ring separation or the distance between the Range Rings. The tick marks on the Range Rings are arranged with major tick marks at 30 degree increments and minor tick marks every five degrees. The tick marks can help in quickly determining the azimuth to a target. 3/4 nm Range rings 1/2 nm Soft keys Zoom scale Ring separation 1/4 nm Heading Line The Heading Line is shown from your current position along the path of your current heading. Radar 90 GPSMAP 3206/3210 Owner's Manual

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¶0
GPSMAP 3206/3210 Owner’s Manual
U
SING
R
ADAR
>
U
NDERSTANDING
R
ADAR
R
ADAR
Before transmission begins, the message “Spinning Up” is shown while the radar
antenna reaches nominal rotation speed. After the message disappears, the radar
begins painting an image.
Understanding the Radar Display
The Radar Page shows a status bar along the top, user-configurable
digital
navigation data down the right side, a Heading Line, and Range Rings. Soft keys
that allow quick access to radar functions and setting changes appear along the
bottom of the page.
Range
r±ngs
Head±ng l±ne
Zoom scale
R±ng separat±on
Soft
keys
Using Range Rings
Use the Range Rings to quickly determine the distance to a target. The lower-
right corner of the screen contains two scales. The scale value represents the
distance from one end of the scale bar to the other. The top scale is the current
zoom scale. Use the
RANGE
keys to zoom in or out. The bottom scale represents
the ring separation or the distance between the Range Rings. The tick marks on
the Range Rings are arranged with major tick marks at 30 degree increments
and minor tick marks every five degrees. The tick marks can help in quickly
determining the azimuth to a target.
3/² nm
1/2 nm
1/² nm
Heading Line
The Heading Line is shown from your current position along the path of your
current heading.