'Megahertz fm radio' presentation slideshows

KDKA in the early 1920s

KDKA in the early 1920s. Ways to finance radio?. The government just creates a service and gives it money (Canada, Mexico) Finance radio by a license tax on receivers (Britain, BBC) Non-profits fund radio Listener subscriber radio Commercials. Science break!. Remember Cartesian geometry?.

535 views • 37 slides