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File:Vintage SounDesign Transistor Radio, Model SD-1670, AM Band, 6 Transistors, Made In Japan, Circa Late 1960s (49239099793).jpg - Wikimedia Commons
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File:Vintage Soundesign Transistor Radio With Original Box, Model SD-1670, AM Band, 6 Transistors, Made In Japan, Circa Late 1960s (49239789062).jpg - Wikimedia Commons
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File:Vintage Soundesign Transistor Radio (Chassis View), Model SD-1670, AM Band, 6 Transistors, Made In Japan, Circa Late 1960s (49239087558).jpg - Wikimedia Commons
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