In colour TV receiver, varactor diode is used for

1.

In colour TV receiver, varactor diode is used for

[A].	detection
[B].	rectification
[C].	tuning
[D].	both (a) and (b)

Answer: Option C

Explanation:

In varactor diode the applied reverse bias controls the width and therefore capacitance of depletion layer.

This capacitance is used for tuning.

Leave a Comment

Electronics & Communication Engineering :: Electronics and Communication Engineering : More Exercises