Electronics
Op-Amp Gain Calculator
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Op-Amp Gain Calculator
Non-inverting
Inverting
A
Vin
Vout
Rf
Rg
Input voltage
V
Feedback resistor Rf
Ω
Ground resistor Rg
Ω
+ supply rail
V
- supply rail
V
Uses ideal closed-loop op-amp gain. Real output depends on rail-to-rail behavior, bandwidth, slew rate, and load.
Voltage gain
2x
Output voltage: 0.2 V · Within rails
Copy result
Gain dB
6.02 dB
Max input before clipping
0 V
Formula
Av = 1 + Rf / Rg
Output status
Within rails