Microlab SOLO THREE Schematic

R11

2.2M

R12
100K

R2

3.3K

VR2A

B50K

R3

1.8K

R2'

3.3K

VR2B

R3'

1.8K

50K

C2
104

C3
104

C2'
104

C3'
104

ZD1
15V

ZD2
15V

+VB

R4

5.6K

R4'

5.6K

R13
100K

6

5

R14

3.3K

C17
100UF/25V

C18
100UF/25V

+VB

-VB

D

+VB

RCA1A

VR1A
B50K

C1

R1

0.1UF

C1'

0.1UF

2

3

4x1N4004

R10

2.2M

100K

R1'
100K

D1D4

RCA1B

R18

RCA2A

15K

C

R18'

RCA2B

15K

B

AC IN

A

SW1

1 2 3 4

VR1B
B50K

R9'

R9

6.8K

6.8K

C11

4.7UF

T1

D3 D2

2
3

6
5

U3A
4558

U1A
4558

1

-VB

U1B

7

D5
1N4148

1

C12
47UF

+VCC

R16

470/0.5W

C15
4700UF
25V

C16
4700UF
25V

-VCC -VB

R16'
470/0.5W

PDF created with FinePrint pdfFactory trial version http://www.fineprint.com

4321

+VCC

C4
682

VR3A
B50K

C5
103

C4'
682

VR3B
B50K

C5'
103

C13

104

8

4

U3B
4558

7

R17

3.3K

C14
104

R15

43K

LED1

-VCC

R8
15K

C6

0.22UF

C6'

0.22UF

C10
1UF

5

7

9

11

Title

A4

Date: 28-Nov-2003 Sheet of
File: F:\my file\AN\Sl-12.DDB Drawn By:

3

U2
TDA7265

2

1

6

*
C8'
104

C9'
100UF/25V

SOLO THREE STEREO SPEAKER

Number RevisionSize

C8
104

4

8

R6
470

2

10

R6'
470

-VCC

R5
47K

R5'
47K

*

C9
100UF/25V

C7
104

R7

4.7

C7'
104

R7'

4.7

C20

4.7UF

C20'

4.7UF

SP1
8 ohm

SP1'
8 ohm

SP2
8 ohm

SP2'
8 ohm

L.M.An

D

C

B

A