11.35 difference limen for loudness. For an individual listener and a sound of specified frequency under specified conditions, the minimum change of sound pressure level and frequency that is just noticed as a change in loudness. Unit, decibel (dB).
« Back to Standards Terminolgy IndexRecent Posts
- Natus Medical Inc. Joins As New ASA Standards Member
- Threshold Acoustics’ Brandon Cudequest to Serve as New Chair of ASA Standards S12 Committee Working Group 18
- Michigan Technological University Joins As New ASA Standards Member
- This Week’s Newly Reaffirmed Standards
- Call for Participation in S12/Working Group 29 for S12.14-1992 (R2020) Revision Project
Recent Comments