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ALT-9000 Getting Started Manual
Page 24
Fig. 17 Altitude Indicator Zero Info Screen
STEP
PROCEDURE
10.
Press
Start
to start the Altitude Indicator Zero
procedure. Wait until the test set indicates it has
a valid signal.
11.
The test set is now simulating 0 ft at the end of
the ALT-9000 RF coaxial cables.
To compensate for the aircraft antenna height at
touch down, select the
Altitude Offset
field.
Using the +/- key or numeric pad, adjust the
Altitude Offset
field until 0 ft is displayed on the
aircraft altitude indicator.
STEP
PROCEDURE
12.
Select
Save & Return
to store value and return
to the Info Screen window. Select the
Done
key
to return to Test Setup (General Tab). The test
set is now ready to perform the Linear Altitude
Ramp Test.