Sumo Nine Plus Schematic
CIRCUIT TOPOLOGY COVERED BY U.S. PATENT N° 4229706
R13
1meg
200
R22
C12
200p
.1u
Cxyx
Cyxy
.1u
~ -20V
LF 412CN (a)
.1u
C11
C4
.1u
LF 412CN (b)
2200
MPS U55
10
R33
3
2
3010
R31
301
R21
R10
3320
6
5
R11
10
R8
8
4
4
8
.01u
C13
1
CR3
CR2
7
~+20V
.01u
Qxx
100p
C10
10meg
R32
R12
10meg
100p
C5
C200
CR4 CR5
62
R23
200p
C9
1k
R38
200p
C6
R16
62
????
R36
470
R20
R15
470
CR1
100p
Cxxy
Cxyy
100p
4.7k
R35
100u
C14
100p
Cxxx
100u
100p
Cyyy
C3
220u
C7
470
R19
R18
470
100
R30
R9
100
Q11
TIP 31C
Q14
- 55 V
MPS U55
Q13
Q12
NEC 2SD555
Q10
1k
R29
R14
1k
Q5 Q4
Q9
0.2
0.2
R27
R28
R34
R7
R6
R5
0.2
0.2R40.2R30.2
Q8
(J502)
Q3
Q7 Q6
0.2
R26
Q2
7- 420 REV.C
0.2
0.2
R25
R24
R2
0.2
Q1
2.2
R39
5A AGC
K2
2u
2u
5A AGC
K1
R37
2.2
CR1,CR4: 1N5250B
CR2,CR3,CR5: 1N4148
.001u
C2
.001u
C1
.1u
10
R1
C0
output
TIP31C
45 V
45 V
MPSU55
ecb
cbe
+ 55 V
SUMO NINE PLUS (later production)
AMP.BD. 035-0199 REV.C
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