Altimeter settings – Garmin GPSMAP 78sc User Manual
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GPSMAP 78 Series Owner’s Manual
Customizing Your Device
• Map Datum—sets the coordinate
system on which the map is
structured.
• Map Spheroid—shows the
coordinate system the device is
using. The default coordinate system
is WGS 84.
altimeter Settings
From the main menu, select Setup >
altimeter.
• auto Calibration—the altimeter to
self-calibrates each time you turn the
device on.
• Barometer Mode
◦ Variable Elevation—the
barometer functions while you are
moving.
◦ Fixed Elevation—the barometer
functions while you are stationary.
• Pressure Trending
◦ Save when Power On—records
pressure data only when the
device is turned on. This can be
useful when you are watching for
pressure fronts.
◦ Save always—records pressure
data every 15 minutes, even
when the device is turned off.
• Plot Type
◦ Elevation/Time—records
elevation changes over a period
of time.
◦ Elevation/Distance—records
elevation changes over a
distance.
◦ Barometric Pressure—records
barometric pressure over a period
of time.
◦ ambient Pressure—records
ambient pressure changes over a
period of time.