explain how the modulator and demodulator when used in transmission of data across the Public Switched Telephone Network (PSTN). (4marks)
Question
explain how the modulator and demodulator when used in transmission of data across the Public Switched Telephone Network (PSTN). (4marks)
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Solution 1
- Modulator: The modulator's role in data transmission across the Public Switched Telephone Network (PSTN) is to convert digital signals into analog signals. This process is known as modulation. The modulator takes the binary data from the source device and converts it into an analog signal that ca Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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