| Component | Circuit Symbol | Function of Component |
| Lamp (lighting) |  | A transducer which converts electrical energy to light. This symbol is used for a lamp providing illumination, for example a car headlamp or torch bulb. |
| Lamp (indicator) |  | A transducer which converts electrical energy to light. This symbol is used for a lamp which is an indicator, for example a warning light on a car dashboard. |
| Heater |  | A transducer which converts electrical energy to heat. |
| Motor |  | A transducer which converts electrical energy to kinetic energy (motion). |
| Bell |  | A transducer which converts electrical energy to sound. |
| Buzzer |  | A transducer which converts electrical energy to sound. |
| Inductor (Coil, Solenoid) |  | A coil of wire which creates a magnetic field when current passes through it. It may have an iron core inside the coil. It can be used as a transducer converting electrical energy to mechanical energy by pulling on something. |
Wednesday, February 13, 2008
Output Devices: Lamps, Heater, Motor, symbols
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