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Original Western Electric 300B Vacuum Tube — Western Electric - Maker of electron tubes and high fidelity
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Western Electric Company – Tube à vide VT-269, Original, nouvelle collection Tube HiFi Antique 717A - AliExpress
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Amplificateur à tube à une extrémité, 15W + 15W, 91 lignes, 300B, Western Electric, bande passante 20Hz-40KHZ - AliExpress
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Original Western Electric 300B Vacuum Tube — Western Electric - Maker of electron tubes and high fidelity
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