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Op-Amp Non-Inverting Amplifier Calculator

Compute non-inverting amplifier gain A_v = 1 + R_f/R_in.

Input Data

Input Ground resistor R_in.
Ω
Input Feedback resistor R_f.
Ω

Results

10
A_v = 1 + R_f/R_in = 10.000000

At a glance:Op-Amp Non-Inverting Amplifier Calculator: enter parameters to compute results; complements related calculators.

Formula

A_v = 1 + R_f / R_in

ideal op-amp, negative feedback

How to Use

  1. Enter ground resistor R_in.
  2. Enter feedback resistor R_f.
  3. Get voltage gain A_v (positive, in-phase).

Case Studies

R_in=1k, R_f=9k

A_v = 1 + 9 = 10.

FAQ

Input impedance?

Non-inverting input is direct; input impedance is very high.

Related Tools

References

Content review: Calculatorism Science Team. Formula and numeric tests verified; results for reference only.

Found a problem with the results?

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