A Canadian approach: use HD to deliver AM?
In a followup story to Norway's switching off FM, the CBC provides the history of similar attempts in Canada. https://www.cbc.ca/news/technology/digital-radio-canada-1.3924864
In a followup story to Norway's switching off FM, the CBC provides the history of similar attempts in Canada. https://www.cbc.ca/news/technology/digital-radio-canada-1.3924864