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Double triode
Introduced in 1956
With centre tap for 6.3 volts
usage
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
a2 |
g2 |
k2 |
f |
f |
a1 |
g1 |
k1 |
fct |
Vf |
Af |
Va |
Vg |
mAa |
ra |
gm |
Pdiss |
6.3 |
0.3 |
250 |
-2 |
10 |
12,000 |
5 |
2.5 |
Equivalent |
12AT7, 13D9, 2406, 2407,
6060, 6201, 6208, 6211, 6679,
7492, 7728, A2900, B152, B309, B739, CC81E,
CV4024,
CV455, CV5212, CV8154, CV9859,
E81CC, ECC81,
M8162 |
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