|
|
|
|
|
|
MS/PEN |
MS/PEN |
MS/Pen-B |
 |
 |
 |
|
base B5 |
base B7 |
base B7 |
RF pentode
Introduced in 1933
|
|
1 |
2 |
3 |
4 |
5 |
tc |
base |
|
MS/Pen |
f |
g2 |
f |
g1 |
k,m,g3 |
a |
B5 |
|
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
tc |
base |
|
MS/Pen |
m |
g1 |
g3 |
f |
f |
k |
g2 |
a |
B7 |
|
MS/PEN-B |
m |
a |
g3 |
f |
f |
k |
g2 |
g1 |
B7 |
| Vf |
Af |
Va |
Vs |
Vg |
mAa |
mAs |
ra |
gm |
| 4 |
1 |
200 |
100 |
-1.5 |
4.7 |
1.3 |
800,000 |
2.8 |
|
|
|
