required: Pre-Operational Testing is the testing of security equipment or systems in a simulated operational environment, to demonstrate its suitability for use. Safe Skies typically... & Evaluation Overview| Perimeter Test Facility| Pre-Operational Test Facility Testing & Evaluation Safe Skies can apply a number of different testing methods, depending on the information... conducts this type of assessment in our own Pre-Operational Test Facility or Perimeter Test Facility. Field Suitability Assessment is a demonstration of a proposed technology...