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120-31A - Operational and Airworthiness Approval of Airborne Omega Radio Navigation Systems as a Means of Updating Self-Contained Navigation Systems (Cancelled)

Cancellation Notes
MEMO from AIR-130
Date Cancelled
April 30, 2008
Date Issued
April 21, 1977
Responsible Office
AFS-260
Description
Set forth an acceptable means, but not the only means, of obtaining airworthiness and operational approval of airborne OMEGA navigation systems used in updating self-contained navigation systems such as Doppler and Inertial Radar for operations outside the United States under FAR Part 121.