Amp Power for Room Size

How many watts do you need for a room at a target SPL?

Room area (m²)

Listening distance (m)

Speaker sensitivity (dB @ 1W/1m)

Target SPL (dB)

SPL at seat (1W)

87.4 dB

Watts needed

18.2 W

Verdict

Reasonable amp power. Look for clean 50W+ ratings.

Acerca de esta herramienta

Inputs: room area, listening distance, speaker sensitivity, target SPL. Outputs: SPL at 1W, watts needed, verdict. Targets r/audio / r/hometheater amp-sizing.

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