A control unit (46, 46') for an aircraft (1, 1') capable of hovering or for a flight simulation system of the aircraft (1, 1') is described, the control unit (46, 46') is programmed to receive at input at least a first signal associated with real or simula...

The method involves displaying an index (63) pointing to current collective pitches of respective rotor blades (6, 8) in a diagram (60), by a computer (40). A limiting parameter corresponding to a monitoring parameter that is closest to its limit in a curr...