Text preview for : Nobels-BassMycro bassguit preamp.pdf part of Nobels BAssMycro bassguitar preamp



Back to : Nobels-BassMycro bassguit | Home

1

2

3

4 C5 1N

5

6

D2 2 F 1 D1 2 1N4148 8 SELECTOR 1) FLAT 2) NORMAL 3) BRIGHT C4 8 R1 470K R3 470K 6 1 4558S C3 47P U1B R5 68K 6 5 KSA-2341 SW1B 7 1 1N4148 R6 15K

R7 5K1 C6 47N

R9 10K C7 22N R8 330K

C

CERAMIC

F

C2 10 INPUT J1 2 4 1 J8003 V-

R2 6K8

R4 6K8

C

ELECTROLYTIC

V+ 3 4 U1A 5 2 1 E C1 5N6 9 V+ 7

C

AUDIO / LOW NOISE E

C

MYLAR J-type / 5%

V4558S

D

V-

V-

D

R11 22K R10 15K

R12 15K

BATTERY / VOLUME 1) OFF 2) LO 3) HI SW2A C8 3 22 KSA-2341 2 3 1 8 1 2 4 ININ+ GN1 GN2

V+ C9 220 5 7 R15 10 C10 0.1 VVB PHONES 10 R16 R17 10 3 2 1 LTTY J2 C

6

4 C 2 1 BATTERY / VOLUME 1) OFF SW2B 2) LO 3) HI KSA-2341 5 B 7 6 8 B1 9V BATTERY D3 1N4001 1 C11 220 2 R18 10K VR19 10K C12 47 VVVVV+ SELECTOR 1) FLAT 2) NORMAL 3) BRIGHT SW1A KSA-2341

U2 OUT BYP

3

4 LM386 V-

VR13 10K R14 4K7

+

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

V-

1REHOV(OHFWURQLFV
Barnerstrasse 42, 22765 Hamburg, Germany
http://wwww.nobels.com - email: [email protected]
Title Number: Date: File:

CIRCUIT DIAGRAM BASS-MYCRO 27-Jan-2000
Size: A5
Time:

A

V-

Rev: 4 of

A

19:21:10

Sheet 1
6

1

1

2

3

4

R:\$PRO\HP\MYCRO\DSGN\BM_4.SCH 5