Decibel Calculator
Calculate decibel (dB) gain or loss from power or voltage ratios, or convert dB values back to ratios. Supports power ratio (10×log₁₀) and voltage ratio (20×log₁₀) calculations with detailed formulas.
How to Use Decibel Calculator
Select calculation mode: Power Ratio to dB, Voltage Ratio to dB, or dB to Ratio. Enter the values and click Calculate to see the decibel gain/loss or equivalent ratio with formulas.
Step-by-Step Instructions
- Select calculation mode
- Enter power/voltage values or dB
- Click Calculate
- View dB result or ratio conversion
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