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AM broadcasting
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====Medium-wave broadcasting{{anchor|commercial_AM_bands}}==== ''[[Medium wave]]'' (also known as [[Medium frequency]] (MF)), is by far the most commonly used AM broadcasting band. In ITU Regions 1 and 3, transmitting frequencies run from 531 kHz β 1602 kHz, with 9 kHz spacing (526.5 kHz β 1606.5 kHz), and in ITU Region 2 (the Americas), transmitting frequencies are 530 kHz β 1700 kHz, using 10 kHz spacing (525 kHz β 1705 kHz), including the ITU [[AM expanded band|Extended AM broadcast band]], authorized in Region 2, between 1605 kHz and 1705 kHz, previously used for police radio.<ref>{{cite report |title=Federal Communications Commission rules |at=47 CFR Β§2.106}}</ref>
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