tetrode
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tetrode |
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| navigate by keyword : generator tetrode old radio lamp conducting tests electrical measurements happy people woman background texture face man abstract technology design isolated women color pattern closeup vintage retro glasses paper equipment colorful power industry device image glass reflection metal metallic electronic television powerful electric component tube radiator cooling amateur transmitter amplifier amplifying anode booster cathode ceramics current |
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| generator tetrode, old radio lamp. conducting tests and electrical measurements. |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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