Physics - Wireless signals

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Radio stations whose transmitters are near each other need to broadcast on different frequencies to avoid interference between the signals.

DAB - Digital Audio Broadcasting - is a digital system for transmitting radio programmes. FM, Frequency Modulation, is an analogue system for transmitting radio programmes. Both have advantages and disadvantages. For example:

DAB makes more radio stations available and suffers from less interference from other broadcasts. On the other hand, DAB…


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