Figure 17: Left Input Amp - SPHINX Project Eight Service Manual

SPHINX Project Eight
R150
1R00
L+24V
37..40mA
C107
47N/PP
AGND
-LV-IN
AGND
C108
R151
47N/PP
1R00
L-24V
37..40mA
R152
1R00
L+24V
37..40mA
C111
47N/PP
AGND
+LV-IN
AGND
C112
R153
47N/PP
1R00
L-24V
37..40mA
+ C106
C63V/2200U
+V
16
NFB
15
14
13
OUT
-V
DISAMPMODULE
+ C109
C63V/2200U
+ C110
C63V/2200U
+V
16
NFB
15
14
13
OUT
-V
DISAMPMODULE
+ C113
C63V/2200U
Service Manual

Figure 17: Left Input Amp

U22
1
2
3
4
5
6
7
8
AGND
R158
10K0 .1%
R159
10K0 .1%
R160
20K0 .1%
R161
20K0 .1%
U23
1
2
3
4
5
6
7
8
AGND
R170
+L-IN
1K00
C122
R166
220p
50K0
AGND
REL16
RL59
+
CINCH +24V
AGND
R167
C123
50K0
R171
220p
-L-IN
1K00
28