Mar 19, 2010 #1 N naspek Member level 1 Joined Feb 17, 2010 Messages 37 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,546 Hey there... i've got question on how to derive the expression for the output voltage of non inverting summing amplifier...? i did search on the other website.. but.. they didnt show the step by step derivation... i know that Vo = 1/n (V1 + V2 ... +Vn)(Rf/R1 + 1) but.. how to get it step by step? apply KCL? VDR?
Hey there... i've got question on how to derive the expression for the output voltage of non inverting summing amplifier...? i did search on the other website.. but.. they didnt show the step by step derivation... i know that Vo = 1/n (V1 + V2 ... +Vn)(Rf/R1 + 1) but.. how to get it step by step? apply KCL? VDR?
Mar 19, 2010 #2 A abbeyromy Full Member level 4 Joined Feb 2, 2010 Messages 194 Helped 26 Reputation 50 Reaction score 7 Trophy points 1,298 Location US Activity points 2,708 well the formula that you have written is a special case when the resistors in series with V1, V2 source are equal. I have tried to explain the possible solution in the attached document but please verify it with seniors.
well the formula that you have written is a special case when the resistors in series with V1, V2 source are equal. I have tried to explain the possible solution in the attached document but please verify it with seniors.