Published:2011/11/22 20:50:00 Author:Ecco | Keyword: State variable filter , SVF Heterogeneous output , oscillator | From:SeekIC
The figure above adds the averagevalue filter circuit andJFET on the basis ofthe SVF, andJFET is usedas a variable resistor AGC to achieve steady increasing.
The figure aboveuses the comparator to achieve the AGC, andthe comparator's output voltage range is determined by the average detector .
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