Distinguish between a transducer and a repeater.

Explanation

**Step-by-Step Solution:**

1. **Definition of Transducer:**
- A transducer is a device that converts one form of energy into another. In communication systems, it is commonly used to convert signals from one type to another, such as converting sound waves into electrical signals or vice versa.

2. **Function of Transducer:**
- The primary function of a transducer is to facilitate the transmission of information by changing the energy form. For example, a microphone acts as a transducer by converting sound energy into electrical energy, which can then be transmitted over a communication medium.

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