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The Quantifier form of International standard and JIS (Japanese Industrial Standards).
The Quantifier is excerpted from ISO 1996、3891、IEC 60804、JIS Z 8202、8731.
Notation of
MODEL4431
L
A
L
C
L
P
L
Aeq
L
Ceq
L
eq
L
AE
L
CE
L
E
L
L
L
L
AN
L
L
L
Amax
L
Amin
L
Cpeak
Name
A-weighted
pressure level
C-weighted sound
pressure level
Sound pressure level
Equivalent continuous
A-weighted sound
pressure level
Equivalent continuous
sound pressure level
Equivalent continuous
sound
pressure level
Sound exposure level
5% of the percentile
A05
sound
pressure level
10% of the percentile
A10
sound pressure level
50% of the percentile
A50
sound pressure level
90% of the percentile
A90
sound pressure level
95% of the percentile
A95
sound pressure level
Maximum
pressure
level
Minimum
pressure
level
Peak sound pressure
level
Frequency
weighting
characteristics
sound
A-weighted
C-weighted
Z-weighted
A-weighted
C-weighted
Flat
A-weighted
C-weighted
Flat
A-weighted
sound
A-weighted
sound
A-weighted
C-weighted
6
ISO
IEC
L
pA
－
－
－
L
P
－
L
L
Aeq ,T
Aeq ,T
L
Ceq, T
－
－
－
L
L
AE
AE
－
－
－
－
L
A5,T
－
L
A10,T
－
L
L
AN,T
A50,T
－
L
A90,T
－
L
A95,T
－
－
－
－
－
L
Cpeak
－
JIS
L
pA
－
L
P
L
Aeq ,T
－
－
L
AE
－
－
L
A5,T
L
A10,T
L
L
AN,T
A50,T
L
A90,T
L
A95,T
－
－
－
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