Order 7110.65P, Air Traffic Control, with changes

8/5/04Pilot/Controller Glossarytaxi, air taxi, or takeoff. Altitude of the hover willvary based on the purpose of the check.HOVER TAXI− Used to describe a helicopter/VTOLaircraft movement conducted above the surface andin ground effect at airspeeds less than approximately20 knots. The actual height may vary, and somehelicopters may require hover taxi above 25 feet AGLto reduce ground effect turbulence or provideclearance for cargo slingloads.(See AIR TAXI.)(See HOVER CHECK.)(Refer to AIM.)HOW DO YOU HEAR ME?− A question relating tothe quality of the transmission or to determine howwell the transmission is being received.HZ−(See HERTZ.)PCG H−3