Автор работы: Пользователь скрыл имя, 03 Апреля 2011 в 06:25, творческая работа
The invention that swept the world and changed leisure habits for countless millions was pioneered by Scottish-born electrical engineer John Logie Baird. It had been realised for some time that light could be converted into electrical impulses, making it possible to transmit such impulses over a distance and then reconvert them into light.