« previous next »

Author Question: What is the purpose of a PLL? A) stabilize IF gain B) regulate voltage in audio amplifiers C) ... (Read 43 times)

Diane

  • Hero Member
  • *****
  • Posts: 576
on: Jul 28, 2018
What is the purpose of a PLL?
 
  A) stabilize IF gain B) regulate voltage in audio amplifiers
  C) modulate or demodulate an incoming signal D) synchronize a VCO with an incoming signal

Question 2

The range of frequencies between 200 Hz and 20 KHz is
 
  A) the audio range B) demodulated FM
  C) the lowest end of the radio frequency spectrum D) demodulated AM


morrie123456

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

The form and orientation of desert plants reduces heat gain from the environment and facilitates coo The form and orientation of desert plants reduces heat gain from the environment and facilitates coo
The signal voltage from a throttle position increases as the throttle is opened because the wiper ... The signal voltage from a throttle position increases as the throttle is opened because the wiper ...
Use the test light to check for voltage at terminal 30 of the relay. The ignition may have to be in ... Use the test light to check for voltage at terminal 30 of the relay. The ignition may have to be in ...
Water Helps Regulate Your Body Temperature Water Helps Regulate Your Body Temperature
How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree? How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree?
Comparison of loss- and gain-of-function alleles Comparison of loss- and gain-of-function alleles
Video: Coaductile pathway, Timing of contraction signal & Conduction system and ECG

For a complete list of videos, visit our video library