97%(62)60 out of 62 people found this document helpful
This preview shows page 4 - 8 out of 23 pages.
Question 2.Question :(TCO 2) Referring to the block diagram below, block Y would be a(n) Student Answer:carrier oscillator.RF amplifier.audio amplifier.nonlinear modulator.linear amplifier.Instructor Explanation:Audio amplifier is the amplifier that amplifies audio signal. Therefore, Y is the audio amplifier.Points Received:0 of 6Comments:Question 3.Question :(TCO 2) Referring to the AM envelope below, what is the modulation factor?
Points Received:6 of 6Comments:Question 4.Question :Referring to the spectrum analyzer display below, what is the modulation frequency? Points Received:0 of 6Comments:Question 5.
Question :(TCO 2) What could be done to improve the spectrum analyzer display shown below?
Points Received:0 of 6Comments:* Times are displayed in (GMT-07:00) Mountain Time (US & Canada)ECT263 Week 3 QuizGrading SummaryThese are the automatically computed results of your exam. Grades for essay questions, and comments from your instructor, are in the "Details" section below.Date Taken:5/20/2016Time Spent:32 min , 52 secsPoints Received:35 / 60 (58.3%)Question Type:# Of Questions:# Correct:True/False10Multiple Choice75Grade Details - All Questions
Question 1.Question :(TCO 3) Referring to the diagram below, which block is the RF amplifier?Student Answer:ABCD, E, and FGInstructor Explanation:The antenna receives the RF radio transmissions. Therefore, the amplifier at theoutput of the antenna(A) is the RF amplifier.Points Received:5 of 5Comments: