vacuum tube
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Stockphotos.ro (c) 2026. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
vacuum tube |
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| navigate by keyword : amplifier anode cathode component device diode electric electrical electricity electronic electronics equipment glass isolated lamp macro metallic obsolete old oldies power radio retro science style technology television triode tube vacuum valve vintage |
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| Vacuum tube - old electronic component, semiconductor device, the predecessor of the transistor |
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Stockphotos.ro (c) 2026. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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