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Philips A409 with B4-base |
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Philips A409 with French Y-base |
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 Triode
|
|
Vf |
Af |
Va |
Vg |
mAa |
Ra |
g |
gm |
Pdiss |
| 4 |
0,065 |
20-150 |
-9 |
3,5 |
10,000 |
9 |
0.9 |
0.6 |
| Equivalents |
1-409, A408, AD4, AD510, C9,
DZ908, G407, G409, H406, H615, IKA, L308, L414,
M300, PM3X, R50, R75, RE064,
RE074, RO4109, TM2, UX406 |
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