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PSEB-COMMUNICATIONS SYSTEMS-EXERCISE
- Which of the following frequencies will be suitable for beyond-the-hor...
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- Frequencies in the UHF range normally propagate by means of:
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- Digital signals (i) do not provide a continuous set of values, (ii) re...
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- Is it necessary for a transmitting antenna to be at the same height as...
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- A carrier wave of peak voltage 12V is used to transmit a message signa...
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- A modulating signal is a square wave, as shown in Fig. 15.14. The carr...
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- A modulating signal is a square wave, as shown in Fig. 15.14. The carr...
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- For an amplitude modulated wave, the maximum amplitude is found to be1...
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- Due to economic reasons, only the upper sideband of an AM wave is tran...
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