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Offline ethanhunt_2050Topic starter

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simple opamp measurements
« on: May 24, 2017, 08:07:39 am »
can anyone help me with the working of the Basic op amp measurement circuit?
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Offline danadak

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Re: simple opamp measurements
« Reply #1 on: May 24, 2017, 09:44:29 am »
A complete explanation of the circuit/method -


http://www.analog.com/en/analog-dialogue/articles/simple-op-amp-measurements.html


Regards, Dana.
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Offline bson

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Re: simple opamp measurements
« Reply #2 on: May 24, 2017, 08:30:21 pm »
Quote from: ethanhunt_2050 on May 24, 2017, 08:07:39 am
can anyone help me with the working of the Basic op amp measurement circuit?
A series capacitor in the feedback of a buffer isn't such a hot idea.  Given you're looking to measure DC, this cap is an open circuit at DC and the buffer will be operating in open loop, with extremely high gain.
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