Northrop Grumman MQ-8 Fire Scout.
https://s3-us-west-1.amazonaws.com/h...out_drone1.jpg
https://s3-us-west-1.amazonaws.com/h...cout_drone.jpg
Previously:
https://www.homemadetools.net/forum/...040#post153319
https://www.homemadetools.net/forum/...890#post152631
https://www.homemadetools.net/forum/...068#post138029
https://www.homemadetools.net/forum/...816#post144144
https://www.homemadetools.net/forum/...624#post151753