Fender AB763 Schematic
A
B
C
D
E
F
G
H
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1 1
Fender Super Reverb AMP - AB763 Schematic
R45
100
R38
22K
0,02
+290V
220K
R44
+460V
820
C24
0.001
C25
0.1
C26
100K
+106V
12AX7
+120V
R46
R48
+410V
V5-2
25 / 250
+300V
R49
6L6GC
R52
R53
R57
50K- RA
C27
0.1
82K - 5%
-52V
100K - 5%
C28
0.1
Intensity
R58
+230 V
12AT7
V6-1
1M
R47
470
1M
12AT7
10M
R50
+106V
+230V
100K
+450V
C
V6-2
R55
LDR
B
R51
R54
10K -L
27K
R59
1K5
220K - 5%
220K - 5%
R60
1K5
C30
20/525
R56
R62
4K7
6L6GC
C32
25/50
R4
R15
120 pf
C6
120 pf
C1
1M-A
SW1
1M-A
SW2
Volume
A
Volume
Bright
+270V
R25
Bright
+2.1V
A
+2.1V
+270V
820
7025
V2-2
7025
V3-2
C16
R23
R24
25 / 25
7025
100K
100K
C15
0.02
+270V
C14
C13
0.047
10pf
R29
C18
0.03
3M9
R28
220K
+270V
SW4
+2.0V
E
Vibrato Pedal
R33
7025
V4-2
R30
100K
2M2
R31
1M
R32
1M
R37
R39
C19
R43
220K
100K
3M - RA
C22
+2.5V
0.1
R41
2K7
C23
0,01
R40
C20
0.01
C21
12AX7
V5-1
R42
25 / 25
C2
2 2
3 3
4 4
5 5
6 6
7 7
Normal 1
Normal 2
Vibrato 1
Vibrato 2
12AT7
R3
R5
R10
R14
R16
R19
+450V
68K
68K
1M
68K
68K
1M
+270V
R8
+270V
R18
+2.1V
1K5
+2.1V
1K5
C5
7025
V2-1
7025
V3-1
C10
R7
25 / 25
R11
25 / 25
TR4
250 pf
R2
100K
C3
0.1
C4
0.022
100K
+410V
100K
C7
250 pf
R13
100K
C8
0.1
C9
0.022
C11
500 pf
Reverb Out Reverb In
Treble
R1
R6
R9
6K8
R12
R17
R20
250K-A
Bass
250K-A
Treble
250K-A
Bass
250K-A
Middle
10K-A
C31
+460V
R64
470 - 1W
V7
TR3
+460V
V8
R61
470 - 1W
+460V
R63
1K
BD C
R65
C33
470 2W
20/525
D1
TR1
TR2
20/525
+465V
SW7
Standby
C34
C35
SPKR1
70/350
70/350
R66
R67
220K - 1W
220K - 1W
V4-1
V1
+460V
R22
2K2
C12
25 / 25
B
8 8
A
B
C
R21
220K
SW3
D
E
R27
Reverb Pedal
+2.0V
820
C17
25 / 25
E
R26
100K
+410V
D
R34
100K-L
Reverb
R35
SW6
470K
R36
220K
F
G
Mains
C29
H
0.047
SW5
AC Switch
F1
2 A Slo Blo
To all 6.3 Heaters And Pilot Light
I
J
GZ34
V9
K
L
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