Question about circuit part of RMS detector

Dec 19, 2006 1 Replies
M

Hello again,



I found this National Semiconductor brief on True RMS Detector:

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In reference to the following circuit (highlighted in red):

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I wanted to know if these "eye method" assumptions are correct:

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??



Thanks!



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G

For in>0 replace the battery(?) with an open cct. It is a precision half wave rectifier. D2 is the rectifier while D1 stops the amplifier saturating

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