Op-Amp Gain Calculator
Calculate gain for inverting and non-inverting operational amplifier circuits
Op-Amp Gain Calculator
Calculate gain for inverting and non-inverting operational amplifier circuits
Op-Amp Configuration
Circuit Diagram

Inverting Op-Amp Configuration
Formula
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In an inverting op-amp configuration, the gain is calculated as the negative ratio of the feedback resistor (R₂) to the input resistor (R₁). The negative sign indicates that the output signal is inverted (180° phase shift) relative to the input signal.