Electronics - Basic Op-Amp Circuits - Discussion

Discussion Forum : Basic Op-Amp Circuits - Filling the Blanks (Q.No. 12)
12.
A Wien-bridge oscillator uses _________.
positive feedback
negative feedback
both types of feedback
an LC tank circuit
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

Shravan said:   1 decade ago
Some combination of positive and negative feedback is used to drive the op amp into an unstable state, causing the output to cycle back and forth between the supply rails at a continuous rate.

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