30
20
10
0
Gain
in dB
-10
-20
-30
-40
20
Output is measured from U3 pins 7 and 8. 502C controls set as in Figure 26.
30
20
10
0
Gain
-10
in dB
-20
-30
-40
20
Output is measured from U4 pins 7 and 8. 502C controls set as in Figure 26.
200
Frequency in Hz
Figure 34. High Frequency EQ
200
Frequency in Hz
Figure 35. High Frequency EQ
60
2K
2K
20K
20K