This broadcast reached not only France, but also Denmark, Germany, and the Netherlands, and therefore was broadcast live in five countries (including Great Britain) (Katz )The Calais experiment and...

This broadcast reached not only France, but also Denmark, Germany, and the Netherlands, and therefore was broadcast live in five countries (including Great Britain) (Katz )The Calais experiment and the broadcast of the coronation in 1953 used coaxial cables and microwave relays to transmit the television image to get the signal across the English Channel.