Specifications

VOLTAGE AND RUtSTANCE CHART
DC VOLTS DC VOLTS
AC VOLTS (1 kc)
RESISTANCE
TUBE
PIN'
NO SIGNAL 12W OUT
12W OUT
UNIT OFF
ECC83/12AX7
1
108
108 0.52
300KO
VI
2 0
0
0.028
lMO
3 1.2 1.2 0
4.7KO
4&5 filament (12 - 14DC; 6.3VAC to pin 9)
165-1900
6
68
68 0.028
300KO
7 0
0
0.005
480KO
8 0.6
0.6
0.009
2.2KO
9 filament
165-1900
ECC83/12AX7 1
185 185
2 75KQ
V2
2
0
0
0.5
500KO
3 1.4
1.4 0.265 1.2KO
4,5
filament (12-14VDC; 6.3VAC to pin 9) 165-1900
6 180 180
1.38 130KO
7 0 0
0.26
400KO
8
1.6 1.6
0.135 3.3KO
9
filament 165 - 1900
ECC83/12AX7 1 190 190 7.7 120KO
V3
2
91
90 8
480Kn
3
93 92
7.7
IOCKO
4&5 filament (12 - 14VDC; 6.3VAC to pin 9)
165-1900
6
91
90
8
480KQ
7
0
0
1.37
210KO
8 0.85
0.8
1.25 1.8KO
9
filament
165-1900
ELM 1
V4
2
0 0
7.7
340KO
3
12
14.2
0.05
165-1900
4&5 filament (12 - 14VDC; 6.3VAC between)
165-1900
6
7 330 324
176
1600
8
9
336 330
3.9
0
ELM 1
V5 2 0 0
7.7 340KO
3
12 14.2
.05
165-1900
4&5 filament (12 - 14VDC; 6.3VAC between)
165-1900
6
7 330 324
176
2000
8
9 336 330
3.9
0
EZ81
1-
280
950
V6 2
3
336 330
160KO
4& 5 filament (12 - 14VDC; 6.3VAC between)
165-1900
6
7
280
950
8
9 336 330
160KO
8