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Motorsport Magazine — Thursday, 23 February 2017

This post from Chelmsford Community Radio shares an interesting radio fact about the historical regulations for radio and TV call signs in America. It explains that call signs were required to be four letters long, with stations east of the Mississippi River starting with 'W' and

This post from Chelmsford Community Radio shares an interesting radio fact about the historical regulations for radio and TV call signs in America. It explains that call signs were required to be four letters long, with stations east of the Mississippi River starting with 'W' and

More from Motorsport Magazine on Chelmsford Community Radio.

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