Model limitations
This is a design-stage estimate, not a certified speech intelligibility measurement. For final confirmation, use microphone-based measurements.
Estimate how clearly speech sounds in your room — for podcasting, lectures, and home studios.
This is a design-stage estimate, not a certified speech intelligibility measurement. For final confirmation, use microphone-based measurements.
Simplified Bradley 1986 model for STI estimation (4 octave bands, F = 1 Hz). EDT is approximated by RT60 (diffuse-field assumption). SNR is clipped to the [-15, +15] dB range before MTF composition.
Pick a use case and click "Apply typical" to see the clarity rating.