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Class A Amplifier and Class C Amplifier.
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Class A Amplifier Class C Amplifier
1] CKT diagram of class Aenter image description here 1] CKT diagram of class C enter image description here
2] The operating point is selected at the center of the active region. 2] The operating point is selected below cut off region.
3] Efficiency is less. 3] Efficiency is more.
4] class A power amplifier are used in audio sound system. 4] class C power amplifier are used in radio transmitter and receiver.
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