Text preview for : nobels_chd_chorus.pdf part of Nobels CHD guitar chorus



Back to : nobels_chd_chorus.pdf | Home

1 V+

2

3

4

5

6

C502 JP1 SIP3 Q1 K222E C202 6N8
3 2 1 3 2 1

R505 22K R504 22K

R511 22K C505 R510 6N8
7

2.2 Q2 C2362G
1 2

2

C201
3 F PON

RESONANCE
C205 0.1 R2 20K

V+ 3

R208 6K2 C206 2N7

R209 C207 10K 5N6

R210 33K R214 R215 47K 22K R501 22K

5K1
V+ 9 8

1

39N

R204 5K1

R206 22K
V+ 1

C204 0.1

F

INPUT
J1

R201 33K

R202 1M C203 1 R203 3K3 R205 22K
3

R207 3K3

V-

6

C1
2

R1 47K

R3 15K R4 10K C3 560P

VClip

Vd-

R506 5K1

R5 15K R6 C8 10K
V-

R509 22K

U4B 4558S

C507 33

4 5

J8004

U1A

1

C5 0.47 C4 0.1 0.47 C6 C7 0.1

V- 4558S

C9 4N7

R7 15K C11 2.2 R216
V-

C211 1
7

V+ 9 V8 6

C504 6N8 R513 R507 C503 22K R508 6N8
1 3

VE VV+ Vd+

560P
22 21 15 14 24 23 18 20 17 16 13

R502 22K

Q4
3 Clip

C2 4N7

C210 C212 3.3 4N7 C208 3N9
V+ 3 1

F1O OP1O

OP1I

OP2I

AVCC F1I

OP2O F2IN

CC1

CC2

F2O

1

C701 10 R703 470

C2362G R701 2K2 JP4
2 1

TIME SW
JP5
1 2 3

R804 3K9

V-

Vd+

U2 M50198P
19

U3B 4558S

2K2 R512 100K

STEREO OUTPUT
J4

E

2

R213 12K

5K1
V+ V3

10K R211 10K

C506 U4A
5 2

MUTE MUTET

R805 10
MODE OSCO DEL1 DEL2 DEL3 DEL4 OSCI VDD

R515 2K2 R514 100K

REF DGND AGND

3 2 1

2 1

C10 47

JP2 SIP3

EFX LEVEL
R503 22K
V+

4

4558S

33

V-

J8004

1

2

3

4 5 6 7

8

9 10

D701 1N60P
2 D

CLIP / ON - LED
V3

11 12

V-

SIP3

SIP2

C804 100

C805 100N
Vd-

V2

V3 2 2 1

R702 22K

Q3 C2362G C702 1
V-

R704 2K2
1

R212
VdV-

4 5

10K

C209 V1N R105
V-

U3A 4558S C103 47

R803 100 R102 100K U101
V2 1 5 4 14 13 8 7 11 12 9 V1SP 1DP 1DN 1SN VDD 2DP 2A 2DN VSS 3SP 3Y 3SN 3A 10 1

J3

D

D101 4148 SW101A
3

J8004

V-

V-

V-

C806 C601 3.3 R602 10K U5B
6 7 5

Vd+

JP8
1

R106

470 C104
V+

SW2204
1A 3

2 1

REMOTE

clock
Vd+

4K7

SW101B
6 5 4 6

14 9

FC OVCC OGND VCC GND EN Z RNG Y

JP3 SIP2 SPEED
1 2 C

R605 47K

C602 0.1
Vd+ 2 1 3 4 Vd8

Vd3 CX1 RX1

8 6

100N

MP1 U6
11

6N8
V+ V8

R103 100K

C604 33P
4 CX2

R610 1K
RX2 12

R611 15K C802 47 TP1 5KB
3 V-

R801 100K 7
6

R101 SW2204 470K

9

C

R604 30K

R104 U1B 4558S
V-

U5A 358

13 1 7 5 2

74LS628
1 2

358
Vd+

R802 100K

R606 100K D601

1M C102 10N

14007 C101 1N
VV-

R608 22K C603 47
B VdVd-

CLOCK adj.
R612 JP7
3 2 1 VdVdVd-

V-

2.5MHz at INT. min.
Vd+ 3

R609 16K

4148

3K3

U8 7805
O I 1

V+ 5 J5 4 1 2 1

SIP3

B1 C801 470 D801 4001 SNAP

B

1 2 3

3

3

SW801A KSA2440

2

7

3

SW801B KSA2440 JP7 P3 1MC
1 3 2 1

R607 JP1 JP3 P1 30KC
1 2 2

SIP3
1 3 4 5 6 8 9 10

10K
2

TIME SW

5ms

20ms

1 2 3

2

P4 50KA
Vd1

C807 100N

C803 1

2

JP5

INTENSITY

J7001

X-GND
VdVV-

PON

1

SIP3

RESONANCE

SIP2 JP4

SPEED

Vd-

SIP3
Vd-

R613 1K D602 REDLED Vd-

JP2
A

1 2

3

12%(/6(/(&7521,&6
VdTitle Number: Date:

D802 4148

D803 4148

D804 4148

D805 4148

3 2 1

2

P2 50KB

SIP2

D702 GREENLED

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

CLIP / ON LED

SPEED-LED

CIRCUIT DIAGRAM

1

SIP3

EFX-LEVEL
All rights reserved - Copyright NOBELS Electronics All unspecified capacitors in uF, resistors carbon 5%
3 4 5

digital Stereo Chorus / CH-D
4-Feb-2000
Time:

Size: A4 Sheet 1

Rev: 3 of

16:44:20
6

1

File:

D:\$PRO\CH-D_SM.SCH

1

2