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dBFS ↔ dB SPL Converter

Convert a digital level (dBFS) into a sound pressure level (dB SPL) for a speaker.

Result

Estimated SPL

71 dB SPL

Distance attenuation

0 dB

Reverse (SPL → dBFS)

-14 dBFS

About this tool

Type a dBFS value and the speaker sensitivity (dB SPL @ 1W/1m) to see the expected SPL at 1 meter and 3 meters. Built for the r/audioengineering 'how loud is -14 dBFS on my monitors' thread.

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