Decibel (dB) to Voltage/Power Gain Calculator

Convert Decibels (dB) to power and voltage gain ratios or calculate dB from gain factors instantly in your browser.

Value in Decibels (dB)

Or Voltage Ratio (V₂ / V₁)

Or Power Ratio (P₂ / P₁)

Decibels (dB)

20.00 dB

Voltage Gain (V₂ / V₁)

10.00

Power Gain (P₂ / P₁)

100.00