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单词 vacuum tube
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Examples ofvacuum tube

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Developed in the 1950s, these components utilized primarilyvacuumtubetechnology.
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Although it resembles avacuumtubein appearance, its operation does not depend on thermionic emission of electrons from a heated cathode.
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Active mixers use an amplifying device (such as a transistor orvacuumtube) to increase the strength of the product signal.
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They were pioneers at advancing the state-of-the-art for audio reproduction in the seventies, re-introducing thevacuumtubeas the primary active amplification device.
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Most of the waste power used in avacuumtubeis dissipated as heat by the plate.
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This pattern is converted to an equivalent electrical pattern which controls heterodyningvacuumtubeoscillators.
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For years scientists searched for a solution that would combine the high input impedance of thevacuumtubewith the many other advantages of the transistor.
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The upstairs studio featured a customvacuumtubeconsole.
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The betatron is essentially a transformer with a torus-shapedvacuumtubeas its secondary coil.
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Throughout the 1960s, television sets used exclusivelyvacuumtubeelectronics.
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These were common onvacuumtubeequipment and continue to be used where several voltages are supplied.
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Small amounts of gas within avacuumtubewill ionize, causing undesired conduction leading to major malfunction.
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Often, but not always,vacuumtubedesignations that differed only in their initial numerals would be identical except for heater characteristics.
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The squadron's unique repair capabilities cover the entire rangefromvacuumtube, solid state and infrared components, to laser and fiber optic technology.
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Vacuumtuberectifiers had efficiencies of only 60% compared to the 85% of selenium rectifiers, partially becausevacuumtuberectifiers required heating.
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There he continued research in radio, with an emphasis onvacuumtube(valve) development.
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In 1938, a linear-beam, velocity-modulatedvacuumtube(a klystron) was developed, followed the next year by a simpler, single-resonator device (a reflex klystron).
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Then, until the invention of the transistor, thevacuumtubewas an essential component in electric instruments.
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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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更新时间:2025/1/19 8:19:14