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LoginFM uses class______ amplifiers and AM uses class ______ amplifiers.
(a) C, C
(b) A, C
(c) C, A
(d) AB, C
The question was posed to me in unit test.
I'd like to ask this question from Frequency Modulation Vs. Amplitude Modulation in chapter Modulation Techniques for Mobile Radio of Wireless/Mobile
Wireless Mobile Modulation Techniques For Mobile Radio in Wireless Mobile . 3 years ago
+10 pts
The correct choice is (c) C, A
For explanation: The constant envelope of the transmitted signal ALLOWS efficient class C amplifiers. However in AM, it is critical to MAINTAIN linearity between the applied message and amplitude of transmitted signal. Therefore, class A or AB are USED for AM systems.
Posted on 03 Dec 2021, this text provides information on Wireless Mobile related to Modulation Techniques For Mobile Radio in Wireless Mobile. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.
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