User`s guide

Cambridge Aero Explorer User’s Guide
format. Files with the .igc extension are in a standard format defined by the IGC
(International Gliding Commission).
GPS-NAV - A Cambridge Aero product such as the model 20 GPS receiver/data logger.
A GPS unit stores a navpoint database, pilot preferences, and flight logs recorded by the
recorder. The Cambridge Aero Explorer program can read and update all information
stored in the Cambridge GPS-NAV units.
Map files - Scanned bitmap files precisely sized to one degree of latitude and longitude.
Corresponding map files can be overlaid on a given flight to show terrain or other
features. These are also known as “raster” maps.
Model 20, Model 25 - Cambridge-Aero GPS-NAV products.
Navpoint or Navigation Point - A point used for navigation by glider pilots in flight,
defined by latitude, longitude and elevation. They also have attributes to describe how the
pilot can use the point. Navpoints are saved in data (.dat) files.
Pocket-Nav - A Compaq Aero 1520, 1550 or similar hand held unit running Cambridge
Aero Pocket-NavCE2 or Pocket-NavCE3 software.
Secure data logger - A GPS unit that records a flight log during flight. It contains both
hardware and a software security system to prevent alteration of the log after the flight is
complete.
Special Use Airspace file (.sua file) - A data file that contains information about an
airspace that is restricted for flight by a government authority. Cambridge Aero Explorer
can display these files together with a flight log to ensure compliance with government
rules. This file is the same as those used by Pocket-Nav software.
Turnpoint - A point within a list of navpoints that has been defined as a goal within a
task.
Workspace - Equivalent to a folder on your computer’s hard drive or removable drive.
The default workspace in the program is the folder where you installed the Cambridge
Aero Explorer software (C:\Program Files\CAI). You can define as many workspaces
as needed.
Cambridge Aero Explorer Versions
Standard and Plus versions
The Cambridge Aero Explorer is available in two versions. The standard version is
available free of charge, and can be downloaded from the Cambridge website. The Plus
version contains advanced features and is available on CD-ROM from your Cambridge
Dealer. The following features are available only in the Plus version:
?? Displaying flight logs created with a non-Cambridge recorder.
?? Viewing flight traces in 3 dimensions with dynamic viewing rotation.
?? Displaying flight traces overlaid on a map file.
?? Flight Analysis, including both task analysis and analysis using the measurement
cursor.
Free Plus version evaluation
If you have the standard version of the program, you can evaluate the Plus version free of
charge for 30 days. Simply choose Evaluate Cambridge Explorer Plus from the Help
menu, and then restart the program. This enables the Plus features for 30 days. Choose
Evaluate Cambridge Explorer Plus from the Help menu during the evaluation period
to display the date for the end of the evaluation period.