Bell 206L3 Longranger III engine start, takeoff and landing at North Weald Airfield G-LVDC 

The Bell 206 is a family of two-bladed, single- and twin-engined helicopters, manufactured by Bell Helicopter. It is one of the most popular helicopter families and used worldwide in various fields of aviation including private, military, police and air rescue operations. The 206L LongRanger is a stretched variant of the Bell 206 JetRanger with seating for seven. The helicopter in the video was manufactured in 1989 and has an Allison 250-C30P engine.
North Weald Airfield is an operational general aviation aerodrome, in the civil parish of North Weald Bassett in Epping Forest, Essex, England. It was an important fighter station during the Battle of Britain, when it was known as the RAF Station RAF North Weald. It is also the home of North Weald Airfield Museum.