Text preview for : nobels_gc16r.pdf part of NOBELS nobels gc16r NOBELS nobels_gc16r.pdf



Back to : nobels_gc16r.pdf | Home

1 2 3 4 5 6




F F
C12 R13 C13 50KA
120P P2
10N 10K 1 3 Drive
C24 R23
R14 R16 C26




2
820 2N2 Main-PCB
10K 160K 82N
J1 Input-PCB D22
AMJ200 R11 SW1A LED
2 V+
SS22F32 C25 R24 C31
4 D21




1
1 56K 3 C14 3 LED
JP1 JP2 C11 U3A 2 2 3.3 1K5 10N
Hi 1 1
4 1 SHIFT V+
4558S 1 R21 V+ C32




1
E 2 2 E




5
J2 2K7 10KB 4N7 3
0.1




9
AMJ200 R12 SIP2 SIP2 R15 V- R17 7 C27 R25 R26 P3 R31 U4A 2
2 C22 8 3 1 4
4 1M 1M 6
R32




5
1 56K U3B 1 10K 680 10K




2
10K V-
Lo C21 0.1 C23 R22 4558S C28 4558S
82N 22N 10K D23 D24 6N8 C33 C34
4148 4148 1N 1N




Reverb Circuit shielded cable! JP6 JP5 J4
V+ V+ V+ 2
1 1
R33 Q41 Q42 Q43 4
GC-16R only! 2 2
D 4K7 1 D
2




2




2
C42 C2362G C44 C2362G C46 C2362G SIP2 SIP2
22N 3 5N6 3 3N3 3 V+ J8003
Reverb On-Off
R42 R46 R49 U6




6
1




1




1
C35 L81 C82 250KB Rev-PCB
2.2 220 2
IN- OUT
5 Reverb




+
R18 680 1K2 3 22uH 3 1
IN+ H1 C84
36K C15 R43 R44 R47 R48 R50 R51 33
2N7 33K 82K 33K 1 7 REVERB 15N R87
120K 33K 120K GN1 BYP P8 C86




2
8 1 3
GN2




-
R80 Speaker ML080815
C41 C43 C45 10K 2 4 1K 47P
LM386




4
1 56N 22N V+
Clean Volume Drive Volume V- V- V-




9
7
P1 P4 C48 2 Springs 600-2.2K 8 to Speaker
3




3




100KA 50KA 1N 6 4558S
3




C C81 U5B JP3A C
1
2 2 P5 R45 R53 22N XSIP2
3




3




2 50KB 680 R83 JP3B
2
C47 18K R86 C85
XSIP2
2 2 2N2 10K R81 4K7 33
Bass Mid Treble
1




1




56K
1




P6 P7 J5
50KB 50KB V+ U4B 2
1




1




R19 SW1B R41 4558S V+ 4
9


2K2 7 R82 1




1
6 8 Y1 3 C83 R85
10K 5 6
U5A 2 Note: J5 is an isolated jack! J8003
4 (wire) 10K 4
R52 4558S 33 4K7 ext. Speaker




5
C16 SS22F32 10K
V- (wire) X1 5
To PA From PA 4
3N3 V+ VP+ 3
B
78L15 R75 B
U1 Power D2 (Power Amp) 2
1 3 7
O I
R84 220/2W 8
-




4001 1
C5 D5
J3 J60
2




C1 C3 2200 LED D1 1K
100N 100N JP4 Phones
1
MT-15S
4001 2
3
Transformer R84: GC-16 only!
D4 (c) Copyright 1997 - ALL RIGHTS RESERVED
4
All unspecified capacitors in uF, resistors carbon 5%
C2 C4 C6 R3 Sip4
100N 100N 2200 2K 4001
=C=ecYSCUbfYSU7]R8
1




D3
-




3
O I
2 Barnerstrasse 42, 22765 Hamburg, Germany
List of Changes:
A 4001 http://wwww.nobels.com - email: [email protected]
A
U2
79L15 Changed: Old New Reason: Title
V- VP- Circuit Diagram
R80 3K9 10K more reverb
Number:
R33
L81
10K
W9
4K7
22uH
more volume
kill HF
NOBELS: AMP GC-16/16R Size: A4 Rev: 4b
Date: 27-Jan-2000 Time: 17:51:28
R16 120K 160K more gain Sheet 1 of 2
R66 18K 27K more gain File: R:\$PRO\AMPS\GC-16\DSGN\GC16R_4B.SCH
1 2 3 4 5 6
1 2 3 4 5




E E



VP+ 21V DC




R63




2
4K7 C66
Q63
3 A1016G




2
33P
C65 Q64
D 3 D




2
1
C2362G
Q66
120P R67 3 BD243B
51




1
1




1
R70
C63
D61
Q62 220
4148 R72
C2362G




2




2
100P 0.5/2W
C61 R61 Q61 R66
Out
PA 3 3 out
1



2




12
C2362G
D41 D42 0.1 1K 27K
R73
4148 4148 R65 D62 0.5/2W R74

1




1
1K2 4148 10/0.5W
C C




2
R62
2



1




Q65
27K 3




2
C64 A1016G
R55 ~ C62
10 100




2
1K8 R68 C66
R64 2K4/0.5W C66 0.1




1
Q67
68K 33P 3 BD243B
R71
R69 220




1
2K4/0.5W




-21V DC
B VP- B




All unspecified capacitors in