Aviation General

What is TRA in Aviation? (Temporary Reserved Area (Airspace))

What is GP in Aviation? (Glide Path)

What is PS in Aviation? (Passenger Step)

What is SPS in Aviation? (Stall Protection System)

What is CFG in Aviation? (Constantfrequencygenerator)

What is OHM in Aviation? (Overhaul Manual)

What is EHS in Aviation? (Enhanced Surveillance)

What is NHA in Aviation? (Next Higher Assembly)

What is AOP in Aviation? (Airport Operating Plan)