Table of Contents
Advertisement
Differential GPS Fix
Estimated / Last
Known Position
Number of Satellites
Indicates the number of satellite signals being received and used to calculate position.
UTC
The current time according to Universal Coordinated Time in hh:mm:ss, using a 24-hour clock format.
Position
The current position in Latitude (North-South) and Longitude (East-West). Positions are reported in degrees and
decimal minutes. For example, a Longitude of 73 degrees, 39 minutes and 45 seconds West appears as: 73deg
39.75000min W.
Altitude
The current height above Mean Sea Level in meters
True Course
Shows the current GPS-generated true course in degrees.
Ground Speed
Shows travel speed (in Km/h).
The GPS LED on the front panel also provides a status of the receiver:
correction information.
Differential GPS corrects various inaccuracies in
the GPS system to yield measurements accurate
to a few of meters when the mobile is moving
and even better when stationary.
Satellite reception has degraded to the point
where only an Estimated position or the Last
Known Position can be reported.
GPS LED
Amber
Green
Red
Flashing Amber
MEANING
Position lost, reporting Last Known Position
Valid positions being reported
Fault
Acquiring Satellites
67
Advertisement
Table of Contents
