6DJ8线性前置放大器电路图

Qty

Type

Value

Attributes

Reference

2

C

220uF

250V, Electrolytic

C1, C2

1

C

0.47uF

250V, Paper in oil

C5

1

C

10uF

250V, Polypropilene

C6

1

POT

10K LIN

1/2W, Trimmer Pot

P1

1

POT

10K LOG

1/2W, Potentiometer

P2

4

R

47k

1/2W, Holco 1%

R1, R2, R3, R18

2

R

100

1/2W, Holco 1%

R11, R12

2

R

10

1/2W, Holco 1%

R13, R14

2

R

1k

1/2W, Holco 1%

R15, R16

1

R

2.2K

1/2W, Holco 1%

R17

1

R

220k

1/2W, Holco 1%

R7

2

R

27K

1W, Carbon, non-inductive

R8A, R8B

2

R

100

1/2W, Holco 1%

R9, R10

1

SW

Selector

2 ways, 6 positions

SW1

2

Tube

6dj8

U1A, U1B

Count

Type

Value

Attributes

Reference

2

C

0.047uF

600V film

C6, C7

1

C

10000uF

250V electrolytic

C8

1

C

10uF

385V electrolytic

C1

2

C

330uF

385V electrolytic

C2, C3

2

C

4700uF

16V electrolytic

C4, C5

4

D

BY255

D1, D2, D3, D4,

2

D

UF4007

1A, 1000V, Ultrafast recovery

D5, D6

2

L

20H

40mA

L1, L2

1

R

0.22

1W

R2

1

R

120k

1W

R1

1

R

1k

2W

R4

1

R

220

1W

R3

1

SW

Switch

2 ways, 2 positions

SW1

1

T

Transformer

Primary 220V (110V), Secondaries: 180+180V 50mA, 6.3V 1A

T1

1

Filter

Mains filter

F1

1

Fuse

250mA