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Hoffman Trem-O-Nator Wiring Diagram page 2

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D
R17
100k
R19
12AX7
100k
Reverb channel
1
V1-A
R2
33k
2
R1
3
1m
J1
+
R18
C7
1.5k
22uf
12AT7
REVERB
DRIVER
C17
J7
500p
Reverb Tank
4AB3C1B
V2-A
V2-B
022921
1
6
2
7
REVERB
FOOTSWITCH
3
8
T4
+
R32
C18
R31
B
2.2K
22uf
1M
3W
R2
TREM-O-NATOR by sluckey/2deaf
68k
LO
.022
(2)
R3
68k
.022
HI
(1)
SPEED
R1
3M-RA
J1 – J2
1m
Dual Input Jacks
100K
D
C8
250p
C13
C14
R24
R20
.022
10p
100k
250ka
C9
TREBLE
.1
V1-B
6
R23
R26
1ma
R21
7
3.3M
250ka
C10
VOLUME
.047
8
BASS
+
R25
C12
R22
1.5k
22uf
6.8k
12AX7
D
REVERB
RECOVERY
R34
C19
J8
100k
.0033
REVERB
R36
100kL
V3-A
1
R37
J9
2
470k
3
SW4
+
R33
C20
R35
220k
22uf
1.5k
434
470K
B
Varies 148-345
1
.01
2
INTENSITY
V4A ½ 12AX7
0
50K-RA
Vactrol
3
1M
VTL5C1
1M
10K
TREM
FOOT
SWITCH
D
Value changed
Additional cap
R27
.047µF
100k
V3-B
6
7
8
+
C16
R28
22uf
1.5k
Feedback
R29
47
Alternate connection
V3 pin 7
POWER AMP, TREMOLO
and POWER SUPPLY
LINE
SW1
1 amp
SLO BLO
GROUND
NEUTRAL
12AX7
C
PHASE
INVERTER
V6
C24
R49
R40
.1
1.5k
56k
5
6
V4-B
.047µF
8
7
R47
220k
8
R43
1m
R41
1k
R48
R42
220k
56k
8
R50
1.5k
5
C25
V7
.1
BIAS SUPPLY
BIAS
R65
10kl
+
C32
R66
47uf
22k
6
8
V7
5U4G
2
4
T1
Heaters
SW2
R71
Optional
Lamp
100
Standby
or
R72
switch
LED
100
Heaters
POWER
AMPLIFIER
Feedback
3
4
R51
2.7k
R54
470/3w
SPEAKERS
R52
B
A
T2
J5
R53
R55
470/3w
4
3
D1
1N4007
R67
100k/3 watt
BIAS RANGE
B
C
A
D
R68
R69
R70
1k / 3w
18k / 3w
18k / 3w
+
+
+
+
C34
C35
C36
C37
40uf
20uf
20uf
20uf
Multi Section Filter Cap
40x20x20x20 / 475v

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