41. Noise is typically narrow spikes of voltage with high frequencies. Group of answer choices   True   False     42. SCA signal can be transmitted at 67-kHz subcarrier. Group of answer choices   True   False   43. In FM, as the modulating signal amplitude increases, carrier frequency also increases proportionately. Group of answer choices   True   False   44. The greater the amplitude of the modulating signal, the higher the frequency deviation rate. Group of answer choices   True   False   45. With no modulation, the carrier frequency will shift above or below its normal frequency. Group of answer choices   True   False   46. The higher the frequency of the modulating signal, the greater the frequency deviation of the carrier signal. Group of answer choices   True   False

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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41. Noise is typically narrow spikes of voltage with high frequencies.
Group of answer choices
 
True
 
False
 
 
42. SCA signal can be transmitted at 67-kHz subcarrier.
Group of answer choices
 
True
 
False
 
43. In FM, as the modulating signal amplitude increases, carrier frequency also increases proportionately.
Group of answer choices
 
True
 
False
 
44. The greater the amplitude of the modulating signal, the higher the frequency deviation rate.
Group of answer choices
 
True
 
False
 
45. With no modulation, the carrier frequency will shift above or below its normal frequency.
Group of answer choices
 
True
 
False
 
46. The higher the frequency of the modulating signal, the greater the frequency deviation of the carrier signal.
Group of answer choices
 
True
 
False

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Digital Modulation Scheme (Amplitude-Shift Keying [ASK], Phase-Shift Keying [PSK], Frequency-Shift Keying [FSK])
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