मराठी

In the Given Block Diagram of a Receiver, Identify the Boxes Labeled as X and Y and Write Their Functions. - Physics

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प्रश्न

In the given block diagram of a receiver, identify the boxes labeled as X and Y and write their functions.

उत्तर

X → If stage → Intermediate frequency stage to change the carrier frequency to lower frequency.

Y → Amplifier → It amplifies the signal i.e. it increase the amplitude of the detected signal to compensate the attenuation of the signal. The detected signal may not be strong enough to use.

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2011-2012 (March) All India Set 1

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