Standard:

• AS399
• Revision: A

Reaffirmed:

• 2008-02-16

Revised:

• 1958-07-01

Revision:

• Historical. Access the latest revision: AS399B

Issuing:

• A-4 Aircraft Instruments Committee

Scope:

This Aeronautical Standard covers minimum requirements for gyroscopically stabilized Magnetic Direction Instruments for use in aircraft.

History:

Standard	Published	Revision	Status
AS399B	2012-08-22	Latest	Stabilized
AS399A	1958-07-01	Historical	Reaffirmed
AS399	1947-08-01	Historical	Issued

AKA:

• SAE AS 399

Sector:

• Aerospace

Topic:

• Avionics
• Aircraft instruments
• Aircraft displays
• Flight control systems
• Flight management systems
• Displays
• Smoke detection
• Instrument panels
• Parts
• Safety
• Fire detection
• Tests and Testing