Why do the frequencies of the radio stations change according to the cities?

Question

Humblix · Accepted Answer

To avoid the existence of overlap zone (Area in which the signals from two or more radio stations, transmitting at the same frequency, can be received with comparable intensity)  In such zones, the superposition of signals creates interference (beat phenomena) which degrade the reception

Question

Why do the frequencies of the radio stations change according to the cities?

Annonce

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Answer

To avoid the existence of overlap zone (Area in which the signals from two or more radio stations, transmitting at the same frequency, can be received with comparable intensity). In such zones, the superposition of signals creates interference (beat phenomena) which degrade the reception.