分数倍频程滤波器

以下表格提供了倍频程,1/3 倍频程,1/6 倍频程和 1/12 倍频程滤波器的详细频率数据。所有数据依据 IEC 61672-1:2013 base 10。

倍频程滤波器

中间频率中间频率(精确)起始频率 f1终止频率 f2带宽 B
11.00.71.40.7
22.01.42.81.4
44.02.85.72.8
87.95.711.35.7
1615.811.322.611.3
31.531.622.344.522.3
6363.144.589.144.5
125125.988.4176.888.4
250251.2176.8353.6176.8
500501.2353.6707.1353.6
10001000.0707.11414.2707.1
20001995.31414.22828.41414.2
40003981.12828.45656.92828.4
80007943.35656.911313.75656.9
1600015848.911313.722627.411313.7

1/3 倍频程滤波器

中间频率中间频率(精确)起始频率 f1终止频率 f2带宽 B
0.80.80.70.90.2
11.00.91.10.2
1.251.31.11.40.3
1.61.61.41.80.4
22.01.82.20.5
2.52.52.22.80.6
3.153.22.83.50.7
44.03.64.50.9
55.04.55.61.2
6.36.35.67.11.5
87.97.19.01.9
1010.08.911.22.3
12.512.611.114.02.9
1615.814.318.03.7
2020.017.822.44.6
2525.122.328.15.8
31.531.628.135.47.3
4039.835.644.99.3
5050.144.556.111.6
6363.156.170.714.6
8079.471.389.818.5
100100.089.1112.223.2

125

125.9111.4140.328.9
160158.5142.5179.637.1
200199.5178.2224.546.3
250251.2222.7280.657.9
315316.2280.6353.672.9
400398.1356.4449.092.6
500501.2445.4561.2115.8
630631.0561.3707.2145.9
800794.3712.7898.0185.3
10001000.0890.91122.5231.6
12501258.91113.61403.1289.5
16001584.91425.41795.9370.5
20001995.31781.82244.9463.1
25002511.92227.22806.2578.9
31503162.32806.33535.8729.4
40003981.13563.64489.8926.3
50005011.94454.55612.31157.8
63006309.65612.77071.51458.8
80007943.37127.28979.71852.5
1000010000.08909.011224.62315.6
1250012589.311136.214030.82894.5
1600015848.914254.417959.43705.0
2000019952.617818.022449.24631.3

 

1/6 倍频程滤波器

中间频率中间频率(精确)起始频率 f1终止频率 f2带宽 B
0.750.70.70.80.1
0.840.80.80.90.1
0.940.90.91.00.1
1.061.11.01.10.1
1.191.21.11.30.1
1.331.31.31.40.2
1.501.51.41.60.2
1.681.71.61.80.2
1.881.91.82.00.2
2.112.12.02.20.2
2.372.42.22.50.3
2.662.72.52.80.0
2.993.02.83.20.3
3.353.33.23.50.4
3.763.83.54.00.4
4.224.24.04.50.5
4.734.74.55.00.5
5.35.35.05.60.6
66.05.76.40.7
6.76.76.37.10.8
7.57.57.17.90.9
8.48.47.98.91.0
9.49.48.910.01.1
10.610.610.011.21.2
11.911.911.212.61.4
13.313.312.614.11.5
1515.014.215.91.7
16.816.815.917.81.9
18.818.817.719.92.2
21.121.119.922.42.4
23.723.722.425.12.7
26.626.625.128.23.1
29.929.928.231.73.5
33.533.531.635.53.9
37.637.635.539.84.3
42.242.239.844.74.9
47.347.344.650.15.5
5353.150.056.26.1
6059.656.663.66.9
6766.863.271.07.7
7575.070.879.58.7
8484.179.389.09.7
9494.488.799.610.9
106105.9100.1112.312.3
119118.9112.3126.113.8
133133.4125.5140.915.4
150149.6141.6158.917.3
168167.9158.6178.019.4
188188.4177.4199.221.7
211211.3199.2223.524.4
237237.1223.7251.127.4
266266.1251.1281.830.7
299298.5282.2316.834.6
335335.0316.2354.938.7
376375.8354.9398.443.5
422421.7398.3447.148.8
473473.2446.5501.154.7
530530.9500.3561.561.3
600595.7566.3635.769.4
670668.3632.4709.877.4
750749.9707.9794.686.7
840841.4792.9889.997.1
940944.1887.2995.9108.7
10601059.31000.51123.0122.5
11901188.51123.21260.8137.6
13301333.51255.41409.1153.7
15001496.21415.81589.2173.4
16801678.81585.71779.9194.2
18801883.61774.51991.8217.3
21102113.51991.62235.5243.9
23702371.42237.02510.9273.9
37603758.43549.03986.6434.6
42204217.03983.14470.9487.8
33503349.73162.03549.2387.2
26602660.72510.72818.2307.5
29902985.42822.23167.8345.6
47304731.54464.55011.3546.7
53005308.85002.55615.2612.6
60005956.65663.26356.8693.5
67006683.46324.07098.4774.4
75007498.97079.17946.0866.9
84008414.07928.58899.5970.9
94009440.68872.49959.01086.5
1060010592.510005.111230.31225.2
1190011885.011232.112607.61375.5
1330013335.212553.514090.91537.3
1500014962.414158.115891.91733.8
1680016788.015857.117799.01941.9
1880018836.517744.819917.92173.1
2110021134.919915.722354.72438.9
2370023713.722369.825109.32739.5

 

1/12 倍频程滤波器

中间频率中间频率(精确)起始频率 f1终止频率 f2带宽 B
0.730.70.70.70.0
0.770.80.70.80.0
0.820.80.80.80.0
0.870.90.80.90.1
0.920.90.90.90.1
0.971.00.91.00.1
1.031.01.01.10.1
1.091.11.11.10.1
1.151.21.11.20.1
1.221.21.21.30.1
1.31.31.31.30.1
1.371.41.31.40.1
1.451.51.41.50.1
1.541.51.51.60.1
1.631.61.61.70.1
1.731.71.71.80.1
1.831.81.81.90.1
1.941.91.92.00.1
2.052.12.02.10.1
2.182.22.12.20.1
2.32.32.22.40.1
2.442.42.42.50.1
2.592.62.52.70.1
2.742.72.72.80.2
2.9292.83.00.2
3.073.13.03.20.2
3.253.33.23.30.2
3.453.43.33.50.2
3.653.73.53.80.2
3.873.93.84.00.2
4.14.14.04.20.2
4.344.34.24.50.3
4.64.64.54.70.3
4.874.94.75.00.3
5.25.25.05.30.3
5.55.55.35.60.3
5.85.85.66.00.3
6.16.16.06.30.4
6.56.56.36.70.4
6.96.96.77.10.4
7.37.37.17.50.4
7.77.77.57.90.4
8.28.27.98.40.5
8.78.78.48.90.5
9.29.28.99.40.5
9.79.79.410.00.6
10.310.310.010.60.6
10.910.9

10.6

11.20.6
11.511.511.211.90.7
12.212.211.912.60.7
1313.012.613.30.7
13.713.713.314.10.8
14.514.514.115.00.8
15.415.415.015.90.9
16.316.315.816.80.9
17.317.316.817.81.0
18.318.317.818.81.1
19.419.418.820.01.1
20.520.520.021.11.2
21.821.821.122.41.3
2323.022.423.71.3
24.424.423.725.11.4
25.925.925.126.61.5
27.427.426.628.21.6
2929.028.229.91.7
30.730.729.931.61.8
32.532.531.633.51.9
34.534.533.535.52.0
36.536.535.537.62.1
38.738.737.639.82.2
4141.039.842.22.4
43.443.442.244.72.5
4646.044.747.32.7
48.748.747.350.12.8
5251.650.153.13.0
5554.653.156.23.2
5857.956.259.63.3
6161.359.663.13.5
6564.963.166.83.8
6968.866.870.84.0
7372.970.875.04.2
7777.275.079.44.5
8281.879.484.14.7
8786.684.189.15.0
9291.789.194.45.3
9797.294.4100.05.6
103102.9100.0105.95.9
109109.0105.9112.26.3
115115.5112.2118.96.7
122122.3118.8125.97.1
130129.6125.9133.47.5
137137.2133.3141.37.9
145145.4141.2149.68.4
154154.0149.6158.58.9
163163.1158.5167.99.4
173172.8167.9177.810.0
183183.0177.8188.410.6
194193.9188.3199.511.2
205205.4199.5211.411.9
218217.5211.3223.912.6
230230.4223.8237.213.3
244244.1237.1251.214.1
259258.5251.2266.114.9
274273.8266.0281.915.8
290290.1281.8298.616.8
307307.3298.5316.317.8
325325.5316.2335.018.8
345344.7334.9354.819.9
365365.2354.8375.921.1
387386.8375.8398.122.3
410409.7398.1421.723.7
434434.0421.7446.725.1
460459.7446.6473.226.6
487487.0473.1501.228.1
520515.8501.1530.929.8
550546.4530.8562.431.6
580578.8562.3595.733.4
610613.1595.6631.035.4
650649.4630.9668.437.5
690687.9668.3708.039.7
730728.6707.9750.042.1
770771.8749.8794.444.6
820817.5794.2841.547.2
870866.0841.3891.350.0
920917.3891.2944.253.0
970971.6944.01000.156.1
10301029.2999.91059.459.5
10901090.21059.11122.163.0
11501154.81121.91188.666.7
12201223.21188.41259.070.7
13001295.71258.81333.774.9
13701372.51333.41412.779.3
14501453.81412.41496.484.0
15401539.91496.11585.089.0
16301631.21584.71679.094.2
17301727.81678.61778.599.8
18301830.21778.11883.8105.7
19401938.71883.51995.5112.0
20502053.51995.12113.7118.6
21802175.22113.32238.9125.7
23002304.12238.52371.6133.1
24402440.62371.12512.1141.0
25902585.22511.62661.0149.3
27402738.42660.52818.7158.2
29002900.72818.12985.7167.6
30703072.62985.13162.6177.5
32503254.63162.03350.0188.0
34503447.53349.33548.5199.2
36503651.73547.83758.7211.0
38703868.13758.03981.5223.5
41004097.33980.74217.4236.7
43404340.14216.54467.3250.7
46004597.34466.44732.0265.6
48704869.74731.05012.4281.3
52005158.25011.45309.4298.0
55005463.95308.35624.0315.6
58005787.65622.95957.2334.4
61006130.65956.06310.2354.2
65006493.86308.96684.1375.1
69006878.66682.87080.2397.4
73007286.27078.87499.7420.9
77007717.97498.27944.1445.9
82008175.27942.58414.8472.3
87008659.68413.18913.4500.3
92009172.88911.69441.5529.9
97009716.39439.710001.0561.3
1030010292.09999.010593.6594.6
1090010901.810591.511221.3629.8
1150011547.811219.111886.2667.1
1220012232.111883.812590.5706.7
1300012956.912588.013336.5748.5
1370013724.613333.914126.8792.9
1450014537.814124.014963.8839.9
1540015399.314960.915850.5889.6
1630016311.715847.416789.7942.3
1730017278.316786.417784.6998.2
1830018302.117781.018838.41057.3
1940019386.518834.619954.61120.0
20500

20535.3

19950.721137.01186.3
2180021752.021132.8522389.41256.6
2300023040.922385.023716.11331.1

 

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