Abstract
Vacuum devices with quasi-static control (gridded tubes) were the first devices capable to work in UHF band. Working principles of these devices are described, their parameters and characteristics are examined, frequency limitations are discussed, main fields of applications are listed.
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Advancement Questions
Advancement Questions
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1.
What is an equivalent diode? How do you determine the anode voltage of this diode?
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2.
In what mode does a hot cathode work in electronic devices with quasi-static control?
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3.
Define the monotron. What interaction phenomena are used in it?
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4.
List the classes of operation of electron tubes and the features of the operation of devices in each class.
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5.
Describe the operation of the amplifier in a common cathode circuit.
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6.
Describe the operation of an amplifier in a common grid circuit.
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7.
What is the influence of the cathode input inductance?
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8.
Describe the shape of the cathode current pulse in tubes with a large transit angle.
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9.
What problems do designers of grids in high-power devices have to solve?
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10.
Describe the design and operation of the Spindt cathode.
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11.
Describe the design of the distributed microvacuum amplifier.
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12.
What factors limit the use of vacuum microelectronics devices in the microwave band?
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Grigoriev, A.D., Ivanov, V.A., Molokovsky (deceased), S.I. (2018). Devices with Quasi-static Control. In: Microwave Electronics. Springer Series in Advanced Microelectronics, vol 61. Springer, Cham. https://doi.org/10.1007/978-3-319-68891-6_6
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DOI: https://doi.org/10.1007/978-3-319-68891-6_6
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Publisher Name: Springer, Cham
Print ISBN: 978-3-319-68890-9
Online ISBN: 978-3-319-68891-6
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