Developing FM Radio

Edwin Howard Armstrong was best known for developing FM Radio — for the first time in history, one person with a microphone could speak to many, influence them, and perhaps change their lives.
Aired: 5/1/2017 | 0:04:49
    You may also like
    • 8 Days: To the Moon and Back
    • Ken Burns’ Prohibition
    • Treasures of New Jersey
    • Central Park Five
    • The Roosevelts: An Intimate History
    ©2020 WNET All Rights Reserved.   825 Eighth Avenue, New York, NY 10019