Definition:Device

Definition

A device is an artefact designed for a specific task.

The term is usually found in the context of electronics, in which a number of devices are combined into a system.

Examples

Modulator

A modulator is a device which changes the properties of a transmitted wave in order to encode upon it the properties of a signal.

Transducer

A transducer is a device which converts energy or information from one form to another.

Microphone

A microphone is a transducer which converts acoustic energy into electrical energy in the form of an electric current.

Also see

• Definition:Electrical Component
• Definition:Electric Circuit
• Definition:System (Electronics)

• Results about devices can be found here.

Sources

• 1976: Ralph J. Smith: Circuits, Devices and Systems (3rd ed.) ... (previous) ... (next): Chapter $1$: Electrical Quantities: Introduction: Devices