Garmin GPS 150 Pilot's Manual page 60

REFERENCE
Special Use Airspace
Nearest SUA
Nearest SUA with controlling agency displayed.
Section
4
NOTE: The GPS 150 will flash the U next to the A key
to inform you of SUA alerts. You do not have to repeatedly
check the Nearest Waypoint page for SUA information. It is
provided to supply more information on the SUA and its
boundaries. The GPS 150 will not flash an alert, however, if
they have been turned off, or your alititude is such that you
will not enter the buffered airspace. Turning off SUA alerts
and setting the altitude buffer is covered in Section 5, page
59. ANY SUA that meets the above conditions will be
displayed on the nearest pages.
50
The SUA Alert page will inform you if any restricted or controlled airspace is near
or in your flight path, according to the following conditions:
• If your projected course will take you inside an SUA within the next 10
minutes, the message 'SUA ahead < 10 min' will be displayed.
• If you are within two nautical miles of an SUA and your current course will
take you inside, the message 'SUA near & ahead' will be displayed.
• If you are within two nautical miles of an SUA and your current course will not
take you inside, the message 'Near SUA < 2nm' will be displayed.
• If you have entered an SUA, the message 'Inside SUA' will be displayed.
To view the SUA alerts (if present):
T O
1. Press and rotate
K
2. Rotate to scroll through more information, or more SUAs.
The SUA Alert page contains the following information:
SUA number
SUA Name or
controlling
agency
Controlling
SUA Ceiling altitude
airport identifier
The 'SUA number' field displays which SUA you are viewing. SUAs are listed with 'sua1'
being the highest priority, and 'sua9' being the lowest priority from your current position.
The 'Alert type' field displays the correpsonding alert message for this SUA, such as near,
near and ahead, etc. The ETE (estimated time enroute) will be displayed only if you are
projected to enter the airspace. The 'SUA type' field displays the controlled airspace type.
to display the SUA Alert page.
Alert type
SUA Floor altitude
ETE
(if applicable)
SUA type