Radioplane BTT

BTT
Radioplane Shelduck on display at the Bournemouth Aviation Museum
General information
TypeTarget drone
National originUnited States
ManufacturerRadioplane, Northrop
Number built>73,000

The Radioplane BTT, known as RP-71 by the company, as WS-426/2 by the United States Navy, and as WS-462/2 by the US Air Force, is a family of target drones produced by the Radioplane Company (later a division of Northrop).