v2rev 12020-01-113.10 of IEC 61672-1:2013
sound pressure level at 1 m
0112/2///62683#ACE640
ten times the logarithm to the base 10 of the ratio of the time-mean-square of a frequency-weighted sound-pressure signal during a stated time interval, measured at a distance of one meter, to the square of the reference value
- Used by classes
- 1
- Code
ACE640- Data type
- INTEGER_MEASURE_TYPEmeasure
- Unit
- UAA409 UAA409
All properties41#
- Version
- 2
- Revision
- 1
- Preferred name
- sound pressure level at 1 m
- Definition
- ten times the logarithm to the base 10 of the ratio of the time-mean-square of a frequency-weighted sound-pressure signal during a stated time interval, measured at a distance of one meter, to the square of the reference value
- Definition source
- 3.10 of IEC 61672-1:2013
- Note
- The reference value is 20 μPa.
- Definition class
- 0112/2///62683#ACC012General technical data
- Unit structure
- dB
- Drawing reference
- NR1..3
- Initial value
- 0112/2///62720#UAA409 UAA409
- Responsible committee
- IEC 121A/WG 17
- Publisher
- IEC
- Published in
- IEC 62683DB
- Published in
- NON_DEPENDENT_P_DET
- Status level
- Standard
- Version release date
- 2020-01-11
- Revision release date
- 2020-01-11
- Version initiation date
- 2020-01-11
- Original definition date
- 2012-11-26
- Change request ID
- C00081
- C017
- C018
- C019
- MDC_P022
- INT_MEASURE_TYPE
- MDC_P025_1
- Lp