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Hi Vinoth
I had made a stupid mistake, I had tied the R4 to the negative rail effectively. I have just tested a circuit and it's perfect. Thanks for the help. Sometimes just talking to someone helps you see the obvious. Thanks again.
Hi Vinoth
I have completed this circuit as shown using a comparitor LM 393 but the output was caped. It appears that the comparitor limits the output to a certain max level and doesn't allow a true calcultaion for the full range of 0 to 10 vdc.
Hi Can any body help an aging brain? I want to compare two 0 to 10 vdc signals and output the resulting difference as 0 to 10 vdc. I have tried a couple of circuits using comparators but have come up with the problem of a limited output range. I thought it would be easy top achieve but I seem to...
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