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Channel: OP-AMP Positive/Negative Feedback together - Electrical Engineering Stack Exchange
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Answer by Circuit fantasist for OP-AMP Positive/Negative Feedback together

@Rudy01, you have asked an excellent question that deserves an exact answer... The positive feedback can be used for amplifying purposes as well... and it was used in the past to increase the gain of...

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Answer by Scott Seidman for OP-AMP Positive/Negative Feedback together

Yes. You can use positive feedback techniques to make a negative impedance converter. http://en.m.wikipedia.org/wiki/Negative_impedance_converter Such techniques can be used to do things like null out...

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Answer by Spehro Pefhany for OP-AMP Positive/Negative Feedback together

See my answer here for an example of why you might want to use negative and positive feedback at the same time. The 598.3K resistor in the positive feedback path maintains a constant current through...

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OP-AMP Positive/Negative Feedback together

I've read several articles about the application of OP-AMP negative feedback. As far as an application for positive feedback, I came across hysteresis and it makes sense. Are other uses for positive...

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