AM 540
The following radio stations broadcast on AM frequency 540 kHz: 540 AM is a Canadian and Mexican clear-channel frequency.CBK, CBT and XEWA-AM share Class A status of 540 kHz.
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Wikipedia
The following radio stations broadcast on AM frequency 540 kHz: 540 AM is a Canadian and Mexican clear-channel frequency.CBK, CBT and XEWA-AM share Class A status of 540 kHz.