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1

2

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4 C5 470P

5

6

F

V+

1 D2 2 Q1 2240 BL 1) NORMAL 2) OVERDRIVE 3) DISTORTION 4 R5

2 D3 1 1M C7 3N3 V+ 1 3 R6 12K R7 10K R8 10K C8 1N 4 5 1N4148 C6 10N

F

J1 2 4 1 J8003 INSTR.INPUT

C1 2N2

R1 220K

3 1

2 C2

V+ 9 C4 3 1 SW1A 3P-2C 7

U1B
8

U1A
2

E

R2 1M

2.2 R3 4K7 R4 4K7

C3 27N

2 1

R9 68K

R11 4K7 C9 2.2 VR10 100K C10 56N

E

6

4558S

4558S

V-

V-

V-

V-

D R12 470K C11 1N5 12K V5 C 1 8 SW2A 3P-2C 1) POWER-OFF 2) LO-VOLUME 3) HI-VOLUME R13 100K R14 8 6 7

D

SW1B 3P-2C R15 6K2 U2 2 3 ININ+ GN1 GN2

V+ R16 10

VPHONES OUTPUT 2 J2 3 C R17 10 R18 10 1

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C12 OUT BYP + 5 100 7

J352S

4

8

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3

SW2B 3P-2C 1 2 B 2 B1 9V 1 R19 27K 4 V+

5

LM386

VV-

V-

C13 0.1 V-

7

VB

(c) Copyright 1997 - ALL RIGHTS RESERVED
All unspecified capacitors in uF, resistors carbon 5%

D1 1N4001

1REHOV(OHFWURQLFV
C15 47

C14 220

Barnerstrasse 42, 22765 Hamburg, Germany
http://wwww.nobels.com - email: [email protected]
Title Number:

R20 27K

CIRCUIT DIAGRAM Guitar Mycro 27-Jan-2000
Size: A5
Time:

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VDate: File:

Rev: 8 of

A

19:17:29

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R:\$PRO\HP\MYCRO\DSGN\GM_R8.SCH 5