Bogner XTC 100B Preamp

Jul 15, 2005 - 1.00K. R34. 1.00K. 1. 2. R25. 500K. R25. 500K. 1. 2. R2. 68K. R2. 68K. C25. 22nF. C25. 22nF. 1. 3. 2. RED GAIN. 500K. RED GAIN. 500K. 2. 1.
39KB taille 1 téléchargements 265 vues
4

3

2

1

1

5

1

D

R15 2

1

2 220K

R11 220K

3

R14 390K

2

CLEAN BOOST

1nF

R7 1.5K

0

S2

C11 22uF

R13 1.5K

0

C13 47nF

2

1

2

1

C7 22uF

1

1

3

0

3

2

500K ?

2

1

2

VOLUME

10nF V2A 12AX7A

1

2

1

S1

1

2 1

C10

8

MID 25K

2

47nF

R9 1MEG

2

68K

V1B 12AX7A

7

C12

3.3MEG

2

3 1 1

2

22nF

0

2

1

250K 2

1

1

0

2 R2 1

0

0

2

0

0

68K 4.7nF

R3 1MEG U2

1 470pF

1 2

2 R26 500K

V3A 12AX7A

2

V3B 12AX7A

7

500K

0

8

1 3

R19

R27 10K

0

500K 1 R22 4.75K

C20 2.2uF

0

2

R23 4.75K 2

C19 1nF

2

2

1

R20 100K

2

0

0

S5 STRUCTURE

U6 BLUE / RED 2

1

1

S4 BOOST

1

2

0

R33 100K

1

0

1

R31 1

2

PLEXI

2

U7 2

V4A 12AX7A

2

R32 500K

B

C27

8

3

R35 100K

R36 33K

470pF

TREBLE

250K

2

BASS

3

R34 1.00K

0

2

0

2

C28

1

2

500K

3

V4B 12AX7A

1

1

2

470pF

6 7

1

B

R30 500K

1

C26

0

3

500K

2

0

1

500K

2

3 PLEXI

1

2

0

RED GAIN 500K

R18 1

2

R29 4.7MEG

1

1

BLUE / RED

2

1

U5 2

1

2 2

3

0 3

C14 680nF

U4

2.2nF

1

1

1

1

C

22nF

6

R25

1

BLUE GAIN

2

R24

2

3

S3 SW SPST 500K

R17 820

470pF C21

2

C18

C25 1

R21 100K

C23 1nF

1

8

3

2

7

R28 100K

C22

PRE-EQ

4.7nF V2B 12AX7A

C24 470pF

1

1

6

470pF

1

2

2

C

C17

2

U3 C15

C

3 PRE-EQ

3

R16 100K

1

2

1

2

2 1

3

U1

1

BLUE / RED

0

1

1

INPUT HIGH

1 3 4 2

2

J2

2

INPUT LOW

1 3 4 2

2

BASS

C4

6

2

1

GAIN 1MEG

2

J1

220pF

3

2

C1 22uF

R4 1.5K

R12 100K

R10 1

100nF

R1

12pF

1

Center OFF

C3 3

C8

1

100K

C9

R8 100K

2 2

250K

220pF

D

3

C5

2

V1A 12AX7A

2

PRE-EQ 1

100pF

TREBLE

1

R6

1

3

1

2

C2

1

C6

R5 100K

22nF 1MEG

0

2

1

C29 3

MID

22nF 25K

1

2

0 A

A

Title Size C Date: 5

4

3

2

Document Number

Rev

Friday, July 15, 2005

Sheet 1

1

of

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