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Philips vijfpens B443 five pin version
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Philips vierpens B443
with side contact |
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Eindpentode/Output pentode
Introduced in 1927
| Vf |
Af |
Va |
Vs |
Vg |
mAa |
mAs |
Ra |
gm |
Pout |
Pdiss |
| 4 |
0.15 |
250 |
150 |
-19 |
12 |
2.4 |
45,000 |
1.3 |
1.35 |
3 |
| Equivalents |
2-443, 410PT,
D100, D100N,
DX3, L415D, L506, M1004, PM24,
PP415,
R79, RES174d, RO4243,
TB43, W443 |
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.jpg) |
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Advertisement for the B443 in Radio Expres,
February 3rd, 1928 |
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