coherer
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Stockphotos.ro (c) 2026. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
coherer |
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| navigate by keyword : antenna are batteries bell blue coherer coil conductor consists contacts device education electric electrodes filings first glass having isolated metal physics power radio radios red relay research resistor sawdust science source supply text that there tube two used vector was which yellow |
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| Coherer - a device that consists of a glass tube, in which there are metal filings and two electrodes, it was used in the first radios, having a power supply, an antenna, a relay, an electric bell. |
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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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