basic

RMS ↔ Peak Voltage Converter Calculator

V_peak = V_rms · √2; V_pp = 2·V_peak.

Convert between RMS, peak, and peak-to-peak voltages of a sinusoidal AC signal: V_peak = V_rms · √2; V_pp = 2·V_peak. Reports the average rectified value V_avg = (2/π)·V_peak.

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

V

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

V_peak = √2 · V_rms; V_pp = 2 · V_peak; V_avg = (2/π) · V_peak.

In depth

Convert between RMS, peak, and peak-to-peak voltages of a sinusoidal AC signal: V_peak = V_rms · √2; V_pp = 2·V_peak. Reports the average rectified value V_avg = (2/π)·V_peak.