Skip to content
OpenCDD
L_pC, peakv2rev 12016-04-29adapted from ISO 3740:2000, 3.4,

C-weighted peak sound pressure level

0112/2///61360_4#ADA049

highest value reached by the sound pressure level variing with time

Used by classes
1
property
Code
ADA049
Data type
REAL_MEASURE_TYPEmeasure
Unit
UAD894 UAD894
Used by classes (1)

Version history1#

  1. Current rev 01
    26 Feb 2016 · 10:34 UTC by BATCH 00000948
    View on cdd.iec.ch ↗

IEC CDD records every published revision of each entity — version number, status, timestamp, and the change request that introduced it. OpenCDD captures the full chain of custody from cdd.iec.ch; the entry marked Current is the one rendered on this page.

Metadata#

Note
the C-weighting filter gives essentially equal weight to all frequencies across a defined frequency range. It is used to characterize the effect of sources of sound that are impulsive or impactive in nature.
Source document
adapted from ISO 3740:2000, 3.4,
Version
2
Revision
1
Status
Standard
Change request
C00115
Dates
  • Current version: 2016-04-29
  • Current revision: 2016-04-29