ISRO Electronics & Communication (ECE) 2017-2 - Question 67

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Topic: Analog Electronics

Class C amplifier operates

  • A. Entire cycle of input signal
  • B. Half of the cycle of input signal
  • C. Slightly more than half of the cycle of input signal
  • D. Less than half of the cycle of input signal

Answer: D. Less than half of the cycle of input signal

Explanation: A Class C amplifier is biased such that the output current flows for less than one-half of the input signal cycle (conduction angle < 180 degrees).

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