Class h Amplifier

16VDC

16VDC

+80VDC

Q11

R21

+15VDC

2SA1302

470

D15

Output Signal

U2:A R24

+40VDC

D5

Q12

R23

2

MJE15030

R25

C9

1k

1k

0.1uF

   1    1

D2020L

1N4007

+40VDC

R22

D6

MPSA43

1k

D12

100uF

12V

1k

D30

10k

C11

D9

100uF

15V

R10

+15VDC

10

C5 1uF

NE5534

D13

D27

1N4007

1N4007

C24 47uF

-15VDC

R14

R16

R18

R55

R53

R51

0.22

0.22

0.22

0.22

0.22

0.22

   7

R3

   5

C2 .033uF

8

2SA1302

R73

10k

10k

+15VDC

D19

LED

LED

R47

LED

Q1

C6

R8

R9 D2

R7

1uH

1uH

T90N1D12-12

C7

18

.022uF

LED

Output Signal

R20

R57

6.8

6.8 2SA1302

10k

33pF

10

D4

Q5

Q7

Q9

LED

2SC3281

2SC3281

2SC3281

C8

C20

0.1uF

0.1uF

Q26

Q24

R42

47k

1k

C17

D20

47uF

C16

Q22 R48

33pF

10

LED

-15VDC

-15VDC 2SC3281

D10

100uF

R50 10k

R11

C12

R41 Inverted Output Signal

R13

C3

R44 82

Q20 2SA1302

100

D18

R46

C19

.022uF

Q3

-15VDC

RV2

RL1

18

LED

10k

255

2SD699

Inverted Output Signal

82

47k

R39    8   1   4

Q18

18

L2

1uF

D17 LED

R45

.022uF

L1

1k

NE5534

C18

.022uF

C15

R40

2

18

100

   7

Inverted Output

R43

2SD699

RV1

1k

U3    5

10k

3 Output

Output Signal

R4

R49 6

D1

255

R5

+15VDC

10

2SC3281

R6

-15VDC

47uF

R74

Q21

2SA1302

D3

2SC3281

NE5534    4   1

Q23

2SA1302

Q19

2

10k

Q8 2SA1302

Q2

6

R2

Q6 2SA1302

10k

3

1k

Q4 2SA1302

R12

U1

Input

C4

8

Filtered Input Signal

+15VDC

1k

   4   1

1N4007

C14

Q25

1uF

6 2

1N4007

470 5W

R27

R1

   5

3

10k

R34

+15VDC

   d   e   r   e    t    l    i    F

C1

U4    7

R75

D28

R71

MPSA43

47uF    l   a   n   g    i    S    t   u   p   n    I

C13

1N4007

47

LED

-15VDC

R72 24.3k

1N4007

Q17

R37

D16

TL074

Output Signal

1N4007

Q34 D14

+40VDC

47k

D29

2SD669

D11

24.3k

3 1

1k

+15VDC

Q16

15K

R38

MJE15031

   4

R26 Filtered Input Signal

R36

1N4007

Q10

15V

2SC3281

2SC3281

R15

R17

R19

R56

R54

R52

0.22

0.22

0.22

0.22

0.22

0.22

R35 470 5W

-15VDC

-40VDC +15VDC

D7

R32 47

LED

U2:B    4

R31 Filtered Input Signal

R29

5 7

1k

6

-40VDC

R28

R30

C10

1k

0.1uF

D8

Q13 MJE15031

-40VDC

1k

D2020L

47k    1    1

-15VDC

Q14 MJE15030

TL074

R33

Q15 2SC3281

470

-80VDC

TITLE:

DATE:

C la ss ss H A ud ud io io A mp mp lili fifi er er

5 /2 /2 3/ 3/ 20 20 13 13 PAGE:

BY:

MichaelBross

R EV EV :

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