30
20
10
0
Gain
in dB
-10
-20
-30
-40
20
Output is measured from U2 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 U3 pins 1 and 14. 502C controls set as in Figure 26.
200
Frequency in Hz
Figure 32. High Frequency EQ
200
Frequency in Hz
Figure 33. High Frequency EQ
59
2K
2K
20K
20K