Electronics - Operational Amplifiers - Discussion

Discussion Forum : Operational Amplifiers - General Questions (Q.No. 14)
14.
What starts a free-running multivibrator?
a trigger
an input signal
an external circuit
nothing
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Murugan said:   7 years ago
Free ranging multivibrator is called astable multivibrator because there is no stable state are not available in this multivibrator.

And also without triggering so it is called astable multivibrator.
(1)

Ajinkya said:   9 years ago
Circuit is free-running so there is no need of triggering or any signal apply. Answer is D.

Rajeshk kashyap said:   1 decade ago
Because transistor operate due to mismatach of parameter therefore one transistor coduct more than other hence one in saturatio and other in cut off.

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