R131meg

R22200

C12200p

R1110

C8

.01u

C13

.01u

R16

C6

R2362

C9200p

CR2

CR3

R6 R2

R280.2

K1

K22u

C1

C2.001u

R110

R37

R39

2.2

R7

R34

R3210meg

C0.1u

Q5 Q4

Q10

C5

C10100p

C7100u

Q3 Q2 Q1

Q9 Q8 Q7 Q6

Q11

Q14

R5 R4 R3

R270.2

R260.2

R250.2

R240.2

Cxyx.1u

R82200

C3220u

R9

R10

3320

R15

R18

R12

R3310

R14

R29

1kR31

3010

R21301

R19470

R20470

R30100

Q13

Q12

Cxxy100p

Cxxx100p

C14100u

R354.7kR36

390Qxx

CR5

Cyxy.1u

CR1

CR4

C11.1u

C4

.1u

R38

150

IN

+

(J502)output

LF 4

12C

N (a

)

~+21V

5A AGC

CR1,CR4: 1N5250B

MPS U55

7

1

2

3

CIRCUIT TOPOLOGY COVERED BY U.S. PATENT N° 4229706

6

7- 420 REV.C

TIP31C

ecb

4

4

8

8

cbe

MPSU55

5

TIP 31C NEC 2SD555

MPS U55

CR2,CR3,CR5: 1N4148

+ 55 V

45 V float

45 V float

5A AGC

~ -21V

LF 4

12C

N (b

) +

- 55 V

SUMO NINE PLUS (later production)

AMP.BD. 035-0199 REV.C