P2

R6

C2

R9

C6

R2

GN D

P1

C4

R12

C18

C9

C12

V-FREQ

V-SIZE

VS

C1

C3

P3

V.LIN

R14

R7

C7

R4

R8

C8

R10

Y1

C11

D1

R1

IC1

C6

R8

R6

R

Figure 4 : P.C. Board and Components Layout of the Circuit of Figure 3 (1:1 scale)

Item

Qty

Reference

Part

1

4

C1, C6, C7, C11

0.1

µF

21

C2

1000

µF 35V

31

C3

100

µF 35V

41

C4

0.15

µF

5

1

C5

1.8nF

61

C8

22

µF 35V

7

1

C9

3.3nF

8

1

C10

560pF

9

1

C12

470

µF 50V

10

1

D1

1N4007

11

1

IC1

TDA1175P

12

1

P1

100k

Ω POT

13

1

P2

220k

Ω POT

14

1

P3

50k

ΩPOT

15

1

R1

3.3k

Ω

Item

Qty

Reference

Part

16

1

R2

82k

Ω

17

1

R3

240k

Ω

18

1

R4

1M

Ω

19

1

R5

200k

Ω

20

1

R6

56k

Ω

21

1

R7

27k

Ω

22

1

R8

47k

Ω

23

1

R9

5.1k

Ω

24

1

R10

0.82

Ω

25

1

R11

2.7k

Ω

26

1

R12

220k

Ω

27

1

R13

3.3

Ω

28

1

R14

220

Ω 1/2W

29

1

Y1

YOKE

BILL OF MATERIAL

TDA1175P

6/8