Class 9 Science | Telecommunication

क्रियाकलाप 13.7

Method

Visit a radio or television station, or use videos, posters and similar material, to study how telecommunication technology works.
Collect the information asked for in the table below.

Recording method and equipment, transmitter (radio signal generator, mixer), modulation and so on	Transmission channel (waves, frequency, tower height)	Receiver (antenna, signal coverage)

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