Català > vàlvula: 4 sentits > nom 1, artifact| Sentit | electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope. |
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| Sinònims | tub de buit, vàlvula de buit |
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| Part de | circuit elèctric, circuit | An electrical device that provides a path for electrical current to flow |
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| Parts | anode, ànode | A positively charged electrode by which electrons leave an electrical device |
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| catode, càtode | A negatively charged electrode that is the source of electrons entering an electrical device |
| electrode, elèctrode | A conductor used to make electrical contact with some part of a circuit |
| reixa de control | An electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube |
| Específic | clistró | An electron tube used to generate or amplify electromagnetic radiation in the microwave region by velocity modulation |
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| magnetró | A diode vacuum tube in which the flow of electrons from a central cathode to a cylindrical anode is controlled by crossed magnetic and electric fields |
| pèntode, pentodo | A thermionic tube having five electrodes |
| tetrode, tètrode | A thermionic tube having four electrodes |
| triode, tríode | A thermionic vacuum tube having three electrodes |
| General | aparell electrònic | A device that accomplishes its purpose electronically |
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| Anglès | tube, vacuum tube, thermionic vacuum tube, thermionic tube, electron tube, thermionic valve |
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| Espanyol | tubo, válvula termoiónica |
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