Speaker Efficiency Calculator

Calculate speaker efficiency percentage from sensitivity rating. Determine acoustic power output, maximum SPL at various distances, and compare against reference efficiency classes.

How to Use Speaker Efficiency Calculator

Enter the speaker sensitivity in dB (1W/1m), impedance, and rated power. Click Calculate to see efficiency percentage, acoustic power output, and maximum SPL at various distances.

Step-by-Step Instructions

  1. Enter speaker sensitivity in dB (1W/1m)
  2. Select impedance and enter rated power
  3. Click Calculate Efficiency
  4. Review efficiency, acoustic power, and SPL at distance

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