Class AB amplifier is used for audio signal amplification whereas class C amplifier is used for single frequency sine wave amplification (used as carrier wave in communication systems). Explain this statement on the basis of Fig. 10.3 in your study material.
In Fig. 10.3, a graphical representation of the output waveform for both Class AB and Class C amplifiers illustrates their distinct operational characteristics.
1. Class AB Amplifier:
- For audio signal amplification, Class AB amplifiers are preferred due to their ability to handle _________ _______ ________ _____ _____ ______ _______ __________.
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Design and draw a zener regulated power supply for 5V and 100 mA maximum load current output. Assume the input unregulated voltage to be 10 V and minimum zener operation current to be 5 mA. Specify the voltage, power rating of zener, value and power rating of resistor used.
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Class AB amplifier is used for audio signal amplification whereas class C amplifier is used for single frequency sine wave amplification (used as carrier wave in communication systems). Explain this statement on the basis of Fig. 10.3 in your study material.
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