Quest Engineering 215 - Page 18

Minimum
'+0+
20, ',
¢
I- _ +v°io+,II -
P 50 SI / Qi "45 FiIFr _. Maximun
go "_ Limit
TL_'6Q dlt TL _'60dB
,°r , I , I , i,il, , i, idol
0,t 0,15 0,2 0,4 0,6 0,g 13 6 8 tO
Frequency RAtio -- f/fm
Figure 11, NormaJlzod Amplitude Rosporlso - Octave Band Filter Class II
From215
I o°_,a_:,o,iI
,,,°o, II_l o+, ,
+
:
1 _'+'°°°'t J
...... SwitelI ....
e posiliOrt
Figure12. 0B,45 OctavoBand FilterSetBlock Diagram
16