| NOM | artifact | canó d'electrons | the electrode that is the source of electrons in a cathode-ray tube or electron microscope |
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| Sentit | The electrode that is the source of electrons in a cathode-ray tube or electron microscope; consists of a cathode that emits a stream of electrons and the electrostatic or electromagnetic apparatus that focuses it. | |
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| Part de | tub de raigs catòdics | A vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen |
| General | electrode, elèctrode | A conductor used to make electrical contact with some part of a circuit |
| Anglès | electron gun | |
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