
Calspan is one of the leading companies in the area of handling quality (HQ) analysis and testing. Our fleet of variable stability aircraft has provided valuable flight data for the development of Mil Spec HQ criteria. Calspan's test pilots are some of the best HQ evaluators in the world. Our engineers are known for their expertise in analyzing aircraft characteristics. They use a variety of military HQ specifications and other criteria to predict the safety and quality of an aircraft's handling characteristics and to understand the resulting pilot ratings. Calspan provides the following services in this field: