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can i get the circuit diagram of a variable 0-12vdc motor drive circuit using 741IC? Answered

I've made a dc drive circuit using bridge rectifier and 3 741IC op-amp circiut, but the problem is im getting 0-18v across the pot instead of 0-12v.. Canyone suggest how to rectify this problem ? 

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seandogue

4 years ago

Yes, insert a 12V three terminal regulator (7812 or similar) between your bridge and the output circuit.