History of Engineering and Technology — One of Sony's first transistor radios. Introduced... | Transistor radio vintage, Transistor radio, Vintage radio
Sony Group Portal - Product & Technology Milestones−Radio
How The Sony Transistor Radio Changed The World – or at least some of it. – Graham Thomas
Sony Group Portal - Product & Technology Milestones−Radio
1960s Rare Vintage SONY Six Transistor Orange Pocket Radio with Leathe – Sustainable Deco, Inc.
Sony TR-55 Transistor Radio (1955) | en.wikipedia.org/wiki/T… | Flickr
RARE Vintage Historical Transistor Radio SONY TR-610 1958 | eBay
Restoring the World's First Transistor Radio | Nuts & Volts Magazine
How The Sony Transistor Radio Changed The World – or at least some of it. – Graham Thomas
Sony Group Portal - Product & Technology Milestones−Radio
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Teardown of iconic Sony TR-63 transistor radio from 1957 | Boing Boing
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Transistor radio - Wikipedia
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Transistor Radios: 1954-1968 (A Schiffer Book for Collectors) - Smith, Norman R.: 9780764306600 - AbeBooks
File:Vintage Sony Transistor Radio, Model TR-725, Two-Band (AM-SW), 7 Transistors, Made In Japan, Circa 1962 (49152925736).jpg - Wikimedia Commons
File:Vintage Sony Model TR-730 Transistor Radio, Broadcast Band Only (MW), 7 Transistors, Made In Japan, Circa 1960 (15836828772).jpg - Wikipedia
How The Sony Transistor Radio Changed The World – or at least some of it. – Graham Thomas
Collectible SONY transistor radios - all 126 vintage models, history, color book | eBay
1960s Rare Vintage SONY Six Transistor Orange Pocket Radio with Leathe – Sustainable Deco, Inc.
