单词 | vacuum tube |
释义 | BETA Examples ofvacuum tubeDictionary> Examples ofvacuum tube vacuum tubeisn’t in the Cambridge Dictionary yet. You can help! Add a definition Developed in the 1950s, these components utilized primarilyvacuumtubetechnology. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Although it resembles avacuumtubein appearance, its operation does not depend on thermionic emission of electrons from a heated cathode. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Active mixers use an amplifying device (such as a transistor orvacuumtube) to increase the strength of the product signal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They were pioneers at advancing the state-of-the-art for audio reproduction in the seventies, re-introducing thevacuumtubeas the primary active amplification device. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Most of the waste power used in avacuumtubeis dissipated as heat by the plate. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This pattern is converted to an equivalent electrical pattern which controls heterodyningvacuumtubeoscillators. From theCambridge English Corpus For years scientists searched for a solution that would combine the high input impedance of thevacuumtubewith the many other advantages of the transistor. From theCambridge English Corpus The upstairs studio featured a customvacuumtubeconsole. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The betatron is essentially a transformer with a torus-shapedvacuumtubeas its secondary coil. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Throughout the 1960s, television sets used exclusivelyvacuumtubeelectronics. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These were common onvacuumtubeequipment and continue to be used where several voltages are supplied. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Small amounts of gas within avacuumtubewill ionize, causing undesired conduction leading to major malfunction. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Often, but not always,vacuumtubedesignations that differed only in their initial numerals would be identical except for heater characteristics. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The squadron's unique repair capabilities cover the entire rangefromvacuumtube, solid state and infrared components, to laser and fiber optic technology. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Vacuumtuberectifiers had efficiencies of only 60% compared to the 85% of selenium rectifiers, partially becausevacuumtuberectifiers required heating. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. There he continued research in radio, with an emphasis onvacuumtube(valve) development. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In 1938, a linear-beam, velocity-modulatedvacuumtube(a klystron) was developed, followed the next year by a simpler, single-resonator device (a reflex klystron). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Then, until the invention of the transistor, thevacuumtubewas an essential component in electric instruments. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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