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File:Vintage Four Star (****) Boy's 2-Transistor Radio, Model NR-23, Made in Japan (8438800679).jpg - Wikimedia Commons
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Vondior AM FM 2 AA Battery Operated Portable Pocket Radio Longest Lasting Transistor, Red - Walmart.com
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File:Vintage 1960s Punch Card with a 2-Transistor Radio as the Prize (8530209482).jpg - Wikimedia Commons
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Portable AM FM Radio, AA Battery Operated, Small and Compact Pocket Sized Transistor Radio - Long Lasting with Best Reception, Radios Player with Loud Speaker and Mono Headphone Jack - Walmart.com
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