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electronics and communication engineering communication systems
1. In colour TV receiver, varactor diode is used for
(A): both (a) and (b)
(B): detection
(C): rectification
(D): tuning
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By: guest on 01 Jun 2017 11.48 pm
In varactor diode the applied reverse bias controls the width and therefore capacitance of depletion layer. This capacitance is used for tuning.
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