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Mullard SP4/5 box |
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Pentode
Introduced in 1932
| 1 |
2 |
3 |
4 |
5 |
tc |
base |
| f |
g2 |
f |
g1 |
k |
a |
B5 |
| Vf |
Af |
Va |
Vs |
Vg |
mAa |
mAs |
ra |
gm |
| 4 |
1 |
200 |
100 |
-2 |
3 |
1.1 |
2,200,000 |
2.3 |
| Equivalent |
4636, ARP6, CV1324, CV1468,
E446, H4128D,
HP4100, HP4101,
MSP4,
RENS1284, RS4346, ST4110,
T4600, TE46,
WE23 |
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