Write the specifications of linear and non- linear potentiometers. State its applications

Write the specifications of linear and non- linear potentiometers. State its applications
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Answer :

Specifications of linear & nonlinear potentiometers: 

1. Ohmic range: 10Ω to 125 kΩ

2. Power rating : 100watt to 200 watt

3. Tolerance : ± 2%

4. Voltage Rating: 5V-500V

5. Operating Temperature: 100oC

6. Power wattage: 1W and 3W

Applications of linear & nonlinear potentiometers: 

1. In DC power supplies to vary the output voltage.

2. In signal generators to vary the amplitude of output voltage.

3. IN radio receiver (as a volume control)

4. In TV receiver as volume control.

5. In amplifier circuits.

6. In the public address amplifier (P.A.) system.

7. Used as potential dividers.

8. It is used for panel control in receivers, function generator etc 

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