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Subelement G

Transmitters

Section 52

Amplifiers-2

The class B amplifier output is present for what portion of the input cycle?

  • 360 degrees.
  • Greater than 180 degrees and less than 360 degrees.
  • Less than 180 degrees.
  • Correct Answer
    180 degrees.

The class B amplifier output is present for what portion of the input cycle?

180 degrees.

See the Electronics Tutorials site for the article Class B Amplifier

See Wikipedia's article Power amplifier classes

Please see the Electronics Notes site for the article Amplifier Classes: A, B, AB, C, D,

See the BHPhotoVideo site Amplifier Classes Explained

For more information, please see the Electronics Tutorials site for the article Amplifier Classes

See the site Tutorials Point for the article on Class AB and Class C Power Amplifiers

Last edited by markadlerdallas. Register to edit

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What input-amplitude parameter is most valuable in evaluating the signal-handling capability of a Class A amplifier?

  • Average voltage.
  • RMS voltage.
  • Correct Answer
    Peak voltage.
  • Resting voltage.

What input-amplitude parameter is most valuable in evaluating the signal-handling capability of a Class A amplifier?

Peak voltage.

See Wikipedia's article Power amplifier classes

Please see the Electronics Notes site for the article Amplifier Classes: A, B, AB, C, D,

See the BHPhotoVideo site Amplifier Classes Explained

Also, see the Tutorials Point site for the Class A Power Amplifiers

Please see the Sound-au site for the article Simple Class-A Amplifier

And, see Electronics Tutorials for the article Class A Amplifier, and also the article about Amplifier Classes

Last edited by markadlerdallas. Register to edit

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The class C amplifier output is present for what portion of the input cycle?

  • Correct Answer
    Less than 180 degrees.
  • Exactly 180 degrees.
  • 360 degrees.
  • More than 180 but less than 360 degrees.

The class C amplifier output is present for what portion of the input cycle?

Less than 180 degrees.

See Wikipedia's article Power amplifier classes

Please see the Electronics Notes site for the article Amplifier Classes: A, B, AB, C, D,

See the BHPhotoVideo site Amplifier Classes Explained

For more information, please see the Electronics Tutorials site for the article Amplifier Classes

See the site Tutorials Point for the article on Class AB and Class C Power Amplifiers

See Electrical Funda blog site for the article Class C Amplifier – Working Principle, Applications, Advantages & Disadvantages

Last edited by markadlerdallas. Register to edit

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What is the approximate DC input power to a Class AB RF power amplifier stage in an unmodulated carrier transmitter when the PEP output power is 500 watts?

  • 250 watts.
  • 600 watts.
  • 800 watts.
  • Correct Answer
    1000 watts.

What is the approximate DC input power to a Class AB RF power amplifier stage in an unmodulated carrier transmitter when the PEP output power is 500 watts?

1000 watts.

See Wikipedia's article Power amplifier classes

Please see the Electronics Notes site for the article Amplifier Classes: A, B, AB, C, D,

See the BHPhotoVideo site Amplifier Classes Explained

For more information, please see the Electronics Tutorials site for the article Amplifier Classes

See the site Tutorials Point for the article on Class AB and Class C Power Amplifiers

Last edited by markadlerdallas. Register to edit

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The class AB amplifier output is present for what portion of the input cycle?

  • Exactly 180 degrees.
  • 360 degrees
  • Correct Answer
    More than 180 but less than 360 degrees.
  • Less than 180 degrees.

The class AB amplifier output is present for what portion of the input cycle?

More than 180 but less than 360 degrees.

See Wikipedia's article Power amplifier classes

Please see the Electronics Notes site for the article Amplifier Classes: A, B, AB, C, D,

See the BHPhotoVideo site Amplifier Classes Explained

For more information, please see the Electronics Tutorials site for the article Amplifier Classes

See the site Tutorials Point for the article on Class AB and Class C Power Amplifiers

Last edited by markadlerdallas. Register to edit

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What class of amplifier is characterized by conduction for 180 degrees of the input wave?

  • Class A.
  • Correct Answer
    Class B.
  • Class C.
  • Class D.

What class of amplifier is characterized by conduction for 180 degrees of the input wave?

Class B.

See the Electronics Tutorials site for the article Class B Amplifier

See Wikipedia's article Power amplifier classes

Please see the Electronics Notes site for the article Amplifier Classes: A, B, AB, C, D,

See the BHPhotoVideo site Amplifier Classes Explained

For more information, please see the Electronics Tutorials site for the article Amplifier Classes

See the site Tutorials Point for the article on Class AB and Class C Power Amplifiers

Last edited by markadlerdallas. Register to edit

Tags: none

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