Begin at least 5,000 feet above the terrain, since the demonstration will take you both below and above the initial altitude. Not to worry, the airplane will not stall, though you might get a temporary beep or two from the stall warning system. Excessive airspeed must be avoided , and the demonstration can be accomplished effectively without getting to a high airspeed. As with all simulated emergency procedures, caution is the word. Summary An airplane left on its own will sooner or later begin to turn, and airspeed and bank angle will increase.
Avoidance is the best medicine.
This is the only guaranteed method of TDS avoidance. In 1946, on his 23rd birthday, he checked out and became the nation's youngest airline captain at Northwest Airlines, where he developed many of the standards and procedures that were adopted by the airline. He retired from Northwest in 1973, and since then has given lectures at ICAO, IATA, Boeing, NBAA, ALPA, IAA, Embry-Riddle, the U.S. Air Force, and the FAA Academy. His list of bizjet consulting jobs reads like the Fortune 500, and his list of airline consulting jobs reads the the Dow Jones Transportation Index. He has won bookcases full of awards, including the 1964 ALPA Air Safety Award, the first FAA Citation and Gold Medal for Extraordinary Service to Aviation Safety, the 1979 Laura Taber Barbour Air Safety Award, the 1985 General Billy Mitchell Award, a 1994 FAA Special Recognition Award for Lifelong Commitment to Aviation Safety, and in 1997 was inducted to the Minnesota Aviation Hall of Fame.