AS439 STALL WARNING INSTRUMENT (Turbine Powered Subsonic Aircraft)
Reaffirmed
05/01/1991
- Features
- Issuing Committee
- Content
- This standard covers stall warning instruments to provide positive warning to the pilot of an impending stall. Stall, as defined for the purpose of this standard, is the minimum steady flight speed at which the airplane is controllable.
- Pages
- 8
- Citation
- SAE International Technical Standard, STALL WARNING INSTRUMENT (Turbine Powered Subsonic Aircraft), SAE Standard AS439, Issued January 1967, https://doi.org/10.4271/AS439.