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SHARP CUTOFF PENTODES |
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In order to keep this list from being too long it has been restricted to sharp cutoff pentodes only. |
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Remote and semi-remote cutoff pentodes, power pentodes, pentodes with triodes, and pentodes with diodes, |
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may be found in other lists. |
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Heater (H), Filament (F) |
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Type |
Function or configuration |
H/F |
V |
A |
Other heater voltages |
Max Plate Dissipation (watts) |
Max Plate Voltage (volts) |
Max Screen Voltage (volts) |
Gm |
Rp |
Base Type |
|
1L4 |
Sharp Cutoff Pentode |
F |
1.4 |
50mA |
- |
N. A. |
90 |
90 |
1025 |
350 k |
7 pin Mini |
|
1LN5 |
Sharp Cutoff RF Pentode |
F |
1.4 |
50 mA |
- |
N. A. |
90 |
90 |
800 |
1.1 M |
Loctal |
|
1N5GT |
Sharp Cutoff RF Pentode |
F |
1.4 |
50 mA |
- |
N. A. |
90 |
90 |
750 |
1.5 M |
Octal |
|
1U4 |
Sharp Cutoff RF Pentode |
F |
1.4 |
50 mA |
- |
0.7 |
110 |
110 |
900 |
1.5 M |
7 pin Mini |
|
3Q4 |
Pentode Power Amplifier |
F |
2.8 CT |
50 mA |
- |
N. A. |
90 |
90 |
2000 |
N. A. |
7 pin Mini |
|
3Q5GT |
Beam Power Amplifier |
F |
2.8 CT |
50 mA |
- |
N. A. |
110 |
110 |
2000 |
100 k |
Octal |
|
3S4 |
Pentode Power Amplifier |
F |
2.8 CT |
50 mA |
- |
N. A. |
90 |
67.5 |
1500 |
1.0 M |
7 pin Mini |
|
3V4 |
Pentode Power Amplifier |
F |
2.8 CT |
50 mA |
- |
N. A. |
90 |
90 |
2000 |
N. A. |
7 pin Mini |
|
6AC7 |
Sharp Cutoff Pentode |
H |
6.3 |
0.45 |
- |
3.02 |
300 |
150 |
9000 |
1.0 M |
Octal |
|
6AG5 |
Sharp cutoff RF Pentode |
H |
6.3 |
0.3 |
- |
2.0 |
300 |
150 |
5000 |
800 k |
7 pin Mini |
|
6AG7 |
Pentode Video Amplifier |
H |
6.3 |
0.65 |
- |
9.0 |
300 |
300 |
11000 |
130 k |
Octal |
|
6AH6 |
Sharp cutoff RF Pentode |
H |
6.3 |
0.45 |
- |
3.2 |
300 |
150 |
11000 |
500 k |
7 pin Mini |
|
6AK5 |
High Frequency Pentode |
H |
6.3 |
0.175 |
- |
1.7 |
180 |
140 |
5100 |
500 k |
7 pin Mini |
|
6AU6 |
Sharp Cutoff Pentode |
H |
6.3 |
0.3 |
12 |
3.5 |
330 |
165 |
5200 |
1.0 M |
7 pin Mini |
|
6BC5 |
Sharp Cutoff RF Pentode |
H |
6.3 |
0.3 |
- |
2.0 |
300 |
150 |
6000 |
800 k |
7 pin Mini |
|
6BH6 |
Sharp Cutoff RF Pentode |
H |
6.3 |
0.15 |
- |
3 |
300 |
150 |
4600 |
1.4 M |
7 pin Mini |
|
6CB6 |
Sharp Cutoff RF Pentode |
H |
6.3 |
0.3 |
- |
2.3 |
330 |
165 |
6200 |
600 k |
7 pin Mini |
|
6DE6 |
Sharp Cutoff Pentode |
H |
6.3 |
0.3 |
- |
2.3 |
300 |
150 |
8000 |
250 k |
7 pin Mini |
|
6DK6 |
Sharp Cutoff Pentode |
H |
6.3 |
0.3 |
3, 4, & 12 |
2.3 |
300 |
150 |
9800 |
350 k |
7 pin Mini |
|
6EJ7 |
Sharp Cutoff Pentode |
H |
6.3 |
0.3 |
3, & 4 |
2.5 |
250 |
250 |
15000 |
350 k |
9 pin mini |
|
6EW6 |
VHF Sharp cutoff IF Pentode |
H |
6.3 |
0.4 |
4, 5, & 15 |
3.1 |
330 |
165 |
14000 |
200 k |
7 pin Mini |
|
6J7/GT |
Sharp Cutoff Pentode |
H |
6.3 |
0.3 |
12 |
2.75 |
300 |
125 |
1650 |
150 k |
Octal |
|
6SH7 |
Sharp Cutoff RF Pentode |
H |
6.3 |
0.3 |
12 |
3 |
300 |
150 |
4000 |
350 k |
Octal |
|
6SJ7 |
Sharp Cutoff RF Pentode |
H |
6.3 |
0.3 |
12 |
2.5 |
300 |
125 |
1575 |
700 k |
Octal |
|
7AG7 |
Sharp Cutoff Pentode |
H |
6.3 |
0.15 |
- |
N. A. |
250 |
250 |
4200 |
1.0 M |
Loctal |
|
7C7 |
Sharp Cutoff Pentode |
H |
6.3 |
0.15 |
14 |
N. A. |
250 |
100 |
1300 |
2.0 M |
Loctal |
|
12BV7 |
Pentode Video Amplifier |
H |
12.6 CT |
0.3 |
- |
6.25 |
300 |
175 |
13000 |
85 k |
9 pin mini |
|
12BY7 |
Pentode Video Amplifier |
H |
12.6 CT |
0.3 |
- |
6.5 |
300 |
180 |
11000 |
93 k |
9 pin mini |
|
12CN5 |
Sharp Cutoff Pentode |
H |
12.6 |
0.45 |
- |
N. A. |
16 |
16 |
3800 |
40 k |
7 pin Mini |
|
12CX6 |
Sharp Cutoff Pentode |
H |
12.6 |
0.15 |
- |
N. A. |
33 |
33 |
3100 |
40 k |
7 pin Mini |
|
12EK6 |
Sharp Cutoff Pentode |
H |
12.6 |
0.19 |
- |
N. A. |
16 |
16 |
4200 |
50 k |
7 pin Mini |
|
15 |
Sharp Cutoff Pentode |
H |
2.0 |
0.22 |
- |
N. A. |
135 |
67.5 |
750 |
800 k |
5 pin |
|
57 |
Sharp Cutoff Pentode |
H |
2.5 |
1.0 |
- |
2.75 |
300 |
125 |
1650 |
150 k |
6 pin W Top Cap |
|
77 |
Sharp Cutoff Pentode |
H |
6.3 |
0.3 |
|
2.75 |
300 |
100 |
1650 |
150 k |
6 pin W Top Cap |
|
6267 |
Low-noise Audio Pentode |
H |
6.3 |
0.2 |
- |
1.0 |
300 |
200 |
1800 |
2.5 k |
9 pin mini |
|
7543 |
Low-noise Audio Pentode |
H |
6.3 |
0.3 |
- |
3 |
300 |
150 |
5200 |
1.0 M |
7 pin Mini |