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Author Question: What is the purpose of a balanced modulator? A. To produce an output frequency that varies in ... (Read 61 times)

lidoalex

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on: Jul 28, 2018
What is the purpose of a balanced modulator?
 
  A. To produce an output frequency that varies in response to changes in a control voltage.
  B. To change frequency in response to a DC control voltage applied to it.
  C. To allow a range of frequencies to be generated from a stable, single-frequency reference.
  D. To suppress the carrier, leaving only the two sidebands.

Question 2

Synthesizers are found in any device that must operate over a range of frequencies. Which of the following is an example of such a device?
 
  A. Resonant tank circuits
  B. Cellular phones
  C. Rotary dial phones
  D. Landline phones


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djofnc

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Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


lidoalex

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Reply 2 on: Jul 28, 2018
Gracias!

shailee

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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