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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
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