Published:2009/7/6 2:52:00 Author:May | From:SeekIC
In this indicating comparator circuit, R2 setsthe hysteresis,If the 741 saturates at ±12 V. the current in R1 will be approximately±10 mA if 0.1 V hysteresis iS desired,Then 0.1 V/10 mA=10Ω=R2.
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