America in 1922 when the first ship - to - shore radio conversation was held between Deal Beach, New Jersey, U.S.A., and their ship, which was 400 miles [more than 600 km] out to sea.
Šī saruna norisinājās starp ASV piekrastes pilsētiņu Dīlu un viņu kuģi, kas atradās vairāk nekā 600 kilometru tālu jūrā.