Sept. 29, 1920: Radio Goes Commercial | WIRED
El micrófono de radio De Tomate Can se presenta al Smithsonian Institution. Washington, D.C., 28 de octubre. El micrófono de radio 'Tomato Can', que fue utilizado para transmitir los retornos electorales de
100 years later: KDKA's celebration to reenact historic first broadcast of 1920 election results | Pittsburgh Post-Gazette
WWJ turns 102: How Michigan's pioneer radio station led the way | WOODTV.com
File:Frank Conrad radio station 8XK 1920.jpg - Wikimedia Commons
Stream Wireless To Radio - KDKA First Commercial Radio Station - History Part 3 by Heirloom Radio - A Different "Oldies" Show | Listen online for free on SoundCloud
Constructing the First “Real” Radio Station - Radio World
CANADA INVENTED COMMERCIAL RADIO 100 YEARS AGO - The Wayback Times
Kdka fotografías e imágenes de alta resolución - Alamy
First KDKA radio broadcast sparked a revolution | Local News | observer-reporter.com
1945 Westinghouse Radio Station KDKA First Radio Broadcast Harding-Cox – Golden Age Posters
KDKA (AM) - Wikipedia
First KDKA radio broadcast sparked a revolution | Local News | observer-reporter.com
:quality(70)/cloudfront-eu-central-1.images.arcpublishing.com/prisaradio/QB6PN3VW6BGZXPFXT4RPSJJPQQ.PNG "90 años de radio en Burgos | Actualidad | Cadena SER")
90 años de radio en Burgos | Actualidad | Cadena SER
hammond Museum of Radio KDKA Radio History
KDKA: Broadcasting's Pioneer Station | Pennsylvania Center for the Book
Pittsburgh's KDKA-AM turns 100, looks forward with new FM signal
145.183 fotos e imágenes de Locutor Radio - Getty Images
Radio Station KDKA Historical Marker
Radio Broadcasting Becomes a Reality: KDKA on Nov. 2, 1920 – Radio Heritage Foundation
JukeBox MusicCr - El 02 de Noviembre de 1920 en Pittsburgh, Estados Unidos, la estación "KDKA" realiza la primera radiodifusión comercial, nació en con un alto contenido informativo, las primeras programaciones regulares
The Drum | 1920: KDKA Pittsburgh Becomes First Radio Station In US
