Koch TWINTONE II Drawings

Normal
INPUTS
Bright Clean
R2
10K
R1
1M
+E
C10 C11
470p 470p
R11
150K
1W
C8
R14 470K R15 220K
REL1
47n
6
V1B
R13
1M
7
8
C12 270p
4 5
C9
CW
R12 P5-A
2K7
680n
A500K
KOCH
GUITAR ELECTRONICS
Amersfoort
The Netherlands
+E
TREBLE
BASS
MID
R3
100K
1W
C2
1
270p
CW
R5
1
V1A
100K C3
2
100n CW
C4
3
C1
47n CW
R4
1K5
22u
REL2
+E
C13
2n2
R18
100K
1W
C14
4n7
V2A
1
R20
220K
R17
2
47K
6
3
P5-B
A500K
CW
R16 R19
470K
1K5
C15
470n
DRIVE
Copyright 2005, Koch Guitar Electronics
+D
VOLUME R6
100K
1W
C6
100n
P1
6
V2B
B200K
2
7
P2
A200K
8
P3 C5
CW R7
B20K P4
A1M 1K5
47n
R8
100K
+D
R24
R27
100K
100K
1W
1W
C17
C16
R22
470p
470K
47n
1
V3A V3B
R25
470K
R21
2 7
470K
3
R23 R26
820E
1K5 470K
R9
220K
8
C7
R10
33K
22u
3
+D
TREBLE
BASS
MID
R30
C18
470K
7
P11
470p CW
R29
B1M
P6
6
33K C19
B200K
P7 C21
CW
22n
A1M
C20
8 120p
R28 P8
CW
22n
B20K
1W
C22
4n7
PRESENCE
DRAWN: DATE:
TWINTONE II
Dolf Koch 25-07-2005
SERIAL NRS:
x1434 - x3070
V1 - 12AX7LM
V2,3 - 12AX7
REL3
to fx mixer
CW
C23
270p
R31
100K
1W
CW
P12
A200K
R32
220K
1W
VOLUME
MARK
2.0
PAGE:

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