Key Terms


A sensor is something that responds to things such as light, movement, heat and more!


ADC is an essential avionics component found in modern glass cockpits


An Actuator is a type of motor for moving or controlling a mechanism or system. It is operated by a source of energy, typically electric current.

Control System

Control System is a device, or set of devices, that manages, commands, directs or regulates the behavior of other devices or systems.

Open Loop

An Open Loop is a control system that does not have a feedback loop and thus is not self-correcting.


Feedback is a process in which information about the past or the present influences the same Phonomonom in the present or future. As part of a chain of cause and effect that forms a circuit or loop, the event is said to "feed back" into itself.