A Summing and Differential Amplifier with One Op Amp
Sunday, April 18th, 2010Summary:
In a comment, one of my readers asked me what is the transfer function of the non-inverting summing amplifier in Figure 1, when R3 is connected to a reference voltage instead of ground. Well, this is a summing amplifier with a differential configuration.
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How to Derive the Inverting Amplifier Transfer Function
Thursday, November 26th, 2009Summary:
Widely used in Analog Design, the inverting amplifier in Figure 1 has a simple transfer function. What is the proof of this function?
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