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更正上帖table為1 octave (11 band),1/3 octave (31 band) A-weighting查找表如下:
, m7 K C2 U: J5 ?# `
5 m2 w7 a# H: G3 z8 z. VTone A-weight
+ |, n7 y- u8 y6 t) [20.0 Hz -50.50 dB
% d- }( @9 h, D0 g' G! v S3 J) P25.0 Hz -44.82 dB2 c) z8 O" b8 `3 o7 C
31.5 Hz -39.52 dB
# \' H2 g1 R* G5 t% S40.0 Hz -34.54 dB
2 J9 `7 U* s) x2 C50.0 Hz -30.27 dB$ d8 J/ Z( Y, h+ q
63.0 Hz -26.22 dB
: `3 d/ D+ i1 e5 s80.0 Hz -22.40 dB4 ~- W9 A0 ~& p: w$ m
100.0 Hz -19.14 dB
; D, {. ^- a: v' r' l5 a125.0 Hz -16.19 dB* ]9 o7 b% y; N5 [2 H
160.0 Hz -13.24 dB
8 B. s2 |) `: M2 T) {200.0 Hz -10.85 dB
! H, D5 b& ]$ D0 }) w/ x250.0 Hz -8.67 dB
. f! E( ~* T! d& c# U# v315.0 Hz -6.64 dB
5 q& k$ }; i s" F' t$ C7 S* V: j400.0 Hz -4.77 dB' b* C9 q4 X" v
500.0 Hz -3.25 dB( x0 L5 R, }! y8 S
630.0 Hz -1.91 dB7 J& w, j6 F5 i ?
800.0 Hz -0.79 dB
8 I8 Y& m: |; p0 }* K- H3 g1,000.0 Hz 0.00 dB
8 m& ?3 @- J$ C* m' D# w3 O1,250.0 Hz 0.58 dB3 r( w) n+ m' |3 X* F" t/ x
1,600.0 Hz 0.99 dB
- Y7 R9 n8 a- H m' u1 O3 S" A2,000.0 Hz 1.20 dB
# V) ~( m+ v) l! a; X" s: S, M2,500.0 Hz 1.27 dB4 m! w5 a1 y* {9 X
3,150.0 Hz 1.20 dB' k8 I4 g. Y6 t! C
4,000.0 Hz 0.96 dB1 o( z, j; @, `- _
5,000.0 Hz 0.55 dB
6 F1 T* [2 j! q) o6,300.0 Hz -0.12 dB
& G5 z) w6 u: W8,000.0 Hz -1.15 dB% \9 `) V+ }0 V3 T2 M
10,000.0 Hz -2.49 dB
. R2 P* }! t3 K; H12,500.0 Hz -4.25 dB
1 C7 V2 E/ k3 y) f, B3 D! v" P/ Y16,000.0 Hz -6.71 dB
$ P y4 b# j# U7 \+ e8 }! A20,000.0 Hz -9.35 dB. n' t5 p# z4 d. ? I* T& d
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