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File:Vintage Regency TR-1 Transistor Radio, Mahogany Color, 4 Transistors, Made in USA (9804504753).jpg - Wikimedia Commons
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VINTAGE SONY SOLID STATE ALL TRANSISTOR RADIO, MODEL TR-628, 12'' WIDE – Sell My Stuff Canada - Canada's Content and Estate Sale Specialists
![Sony's first transistor radio TR-55, which was produced 1955, is displayed at Sony's history museum in Tokyo February 23, 2012. The biggest challenge facing Sony's incoming chief executive Kazuo Hirai will be Sony's first transistor radio TR-55, which was produced 1955, is displayed at Sony's history museum in Tokyo February 23, 2012. The biggest challenge facing Sony's incoming chief executive Kazuo Hirai will be](https://c8.alamy.com/zooms/6/b6b71761f3644c2fa829323fb43efbc3/2cwgap0.jpg)