Optonica CP-7100HW Speaker-P Sharp; Osaka, build 1981, 1 pictures | Radiomuseum
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Optonica CP-5100HW Speaker-P Sharp; Osaka, build 1982, 1 pictures
Optonica CP-5000 Speaker-P Sharp; Osaka, build 1975, 1 pictures
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Optonica CP-4500 Speaker-P Sharp; Osaka, build 1975, 4 pictures | Radiomuseum
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OPTONICA CP 5000H - YouTube
