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power-amplifier
GATE Electronics & Communication · Power Amplifiers · 1987-1995
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All concepts →1995 PYQ
A power Amplifier delivers 50 W output at 50% efficiency. The ambient temperature is 25$$^\circ $$ C. if the maximum allowable junction temperature is 150 $$^\circ $$ C, then the m...
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1994 PYQ
A class-A transformer coupled, transistor power Amplifier is required to deliver a power rating of the transistor should not be less than.
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1993 PYQ
In a transistor push-pull Amplifier
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1987 PYQ
In case of class A amplifiers, the ratio (efficiency of transformer coupled amplifier)/(efficiency of a transformer less amplifier ) is
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