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R64
100K
1W
6
V4B
R60
from fx mixer
100K
7
8
R61
R66
470K
6K8
R67
220
-F
R62
10K
KOCH
GUITAR ELECTRONICS
Amersfoort
The Netherlands
All manuals and user guides at all-guides.com
+C
R65
120K
1W
C41
100n
R69
220K
1
V4A
2
BIAS
3
R70
220K
C42
C40
100n
100u
25V
R63
47K
c
Copyright 1995, Koch Guitar Electronics
+B
R74
3
V5
1K
5W
4
R68
5
47K
1-8
R72
30-40mV DC
1R
1W
+HT
R73
30-40mV DC
1R
1W
1-8
R71
5
47K
4
R75
1K
V6
3
5W
+B
TX1
br
8 ohms
pu
4 ohms
rd
bl
gn
ye
R76
8R2
50W
R77
R79
100mH
2K2
22K
C43
33n
R78
220
C45
2W
470n
DRAWN:
DATE:
TWINTONE
Dolf Koch
march 2001
SERIAL NRS:
POWER AMP
x631 - x760
V4
- 12AX7
V5,6 - EL34
TX1
- TXO-50.1
SPEAKER
OUTPUTS
RECORDING
C44
R80
1K
33n
R81
220
HEADPHONES
2W
MARK:
4.0
PAGE:
3 of 4
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