v1rev 12020-01-113.10 of IEC 61672-1:2013
sound pressure level at 10 cm
0112/2///62683#ACE647
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 ten centimetres, to the square of the reference value
- Used by classes
- 1
- Code
ACE647- Data type
- INTEGER_MEASURE_TYPEmeasure
- Unit
- UAA409 UAA409
Version history1#
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Metadata#
- Note
- The reference value is 20 μPa.
- Source document
- 3.10 of IEC 61672-1:2013
- Version
- 1
- Revision
- 1
- Status
- Standard
- Publisher
- IEC
- Published in
- IEC 62683DB
- Responsible committee
- IEC 121A/WG 17
- Change request
C00081- Dates
- Original: 2018-11-30
- Current version: 2020-01-11
- Current revision: 2020-01-11