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- New
SAE ARP416B
Directional Indicating System (Turbine Powered Subsonic Aircraft) (Stabilized: Apr 2020)standard by SAE International, 04/14/2020
This recommended practice covers the requirements for gyroscopically stabilized Directional Indicating Systems, which will operate as a 1¿¿/hour latitude corrected, free directional gyro or as a slaved gyro, magnetic compass with 1/2¿¿ accuracy.